diff --git a/pkg/api/kpm_run_test.go b/pkg/api/kpm_run_test.go
index 58e2f53b..3cd7ad6a 100644
--- a/pkg/api/kpm_run_test.go
+++ b/pkg/api/kpm_run_test.go
@@ -60,7 +60,7 @@ func TestRunPkgInPathInvalidPath(t *testing.T) {
 	opts.SetPkgPath(filepath.Join(pkgPath, "test_kcl"))
 	result, err := RunPkgInPath(opts)
 	assert.NotEqual(t, err, nil)
-	assert.Equal(t, err.Error(), fmt.Sprintf("kpm: failed to compile the kcl package\nkpm: Cannot find the kcl file, please check the file path %s\n", filepath.Join(pkgPath, "test_kcl", "not_exist.k")))
+	assert.Equal(t, err.Error(), fmt.Sprintf("error: failed to compile the kcl package\nerror: Cannot find the kcl file, please check the file path %s\n", filepath.Join(pkgPath, "test_kcl", "not_exist.k")))
 	assert.Equal(t, result, "")
 }
 
@@ -71,7 +71,7 @@ func TestRunPkgInPathInvalidPkg(t *testing.T) {
 	opts.Merge(kcl.WithKFilenames(filepath.Join(pkgPath, "invalid_pkg", "not_exist.k")))
 	result, err := RunPkgInPath(opts)
 	assert.NotEqual(t, err, nil)
-	assert.Equal(t, true, strings.Contains(err.Error(), fmt.Sprintf("kpm: could not load 'kcl.mod' in '%s'\n", pkgPath)))
+	assert.Equal(t, true, strings.Contains(err.Error(), fmt.Sprintf("could not load 'kcl.mod' in '%s'\n", pkgPath)))
 	assert.Equal(t, result, "")
 }
 
diff --git a/pkg/client/client.go b/pkg/client/client.go
index 4de108cd..80ca68a6 100644
--- a/pkg/client/client.go
+++ b/pkg/client/client.go
@@ -164,11 +164,8 @@ func (c *KpmClient) ResolvePkgDepsMetadata(kclPkg *pkg.KclPkg, update bool) erro
 	// clean the dependencies in kcl.mod.lock which not in kcl.mod
 	for name := range kclPkg.Dependencies.Deps {
 		if _, ok := kclPkg.ModFile.Dependencies.Deps[name]; !ok {
-			reporter.ReportEventTo(
-				reporter.NewEvent(
-					reporter.RemoveDep,
-					fmt.Sprintf("removing '%s'", name),
-				),
+			reporter.ReportMsgTo(
+				fmt.Sprintf("removing '%s'", name),
 				c.logWriter,
 			)
 			delete(kclPkg.Dependencies.Deps, name)
@@ -177,11 +174,8 @@ func (c *KpmClient) ResolvePkgDepsMetadata(kclPkg *pkg.KclPkg, update bool) erro
 	// add the dependencies in kcl.mod which not in kcl.mod.lock
 	for name, d := range kclPkg.ModFile.Dependencies.Deps {
 		if _, ok := kclPkg.Dependencies.Deps[name]; !ok {
-			reporter.ReportEventTo(
-				reporter.NewEvent(
-					reporter.AddDep,
-					fmt.Sprintf("adding '%s'", name),
-				),
+			reporter.ReportMsgTo(
+				fmt.Sprintf("adding '%s'", name),
 				c.logWriter,
 			)
 			kclPkg.Dependencies.Deps[name] = d
@@ -446,7 +440,7 @@ func (c *KpmClient) CompileOciPkg(ociSource, version string, opts *opt.CompileOp
 
 // createIfNotExist will create a file if it does not exist.
 func (c *KpmClient) createIfNotExist(filepath string, storeFunc func() error) error {
-	reporter.ReportMsgTo(fmt.Sprintf("kpm: creating new :%s", filepath), c.GetLogWriter())
+	reporter.ReportMsgTo(fmt.Sprintf("creating new :%s", filepath), c.GetLogWriter())
 	err := utils.CreateFileIfNotExist(
 		filepath,
 		storeFunc,
@@ -456,7 +450,7 @@ func (c *KpmClient) createIfNotExist(filepath string, storeFunc func() error) er
 			if errEvent.Type() != reporter.FileExists {
 				return err
 			} else {
-				reporter.ReportMsgTo(fmt.Sprintf("kpm: '%s' already exists", filepath), c.GetLogWriter())
+				reporter.ReportMsgTo(fmt.Sprintf("'%s' already exists", filepath), c.GetLogWriter())
 			}
 		} else {
 			return err
@@ -494,8 +488,8 @@ func (c *KpmClient) AddDepWithOpts(kclPkg *pkg.KclPkg, opt *opt.AddOptions) (*pk
 		return nil, err
 	}
 
-	reporter.ReportEventTo(
-		reporter.NewEvent(reporter.Adding, fmt.Sprintf("adding dependency '%s'.", d.Name)),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("adding dependency '%s'", d.Name),
 		c.logWriter,
 	)
 	// 2. download the dependency to the local path.
@@ -515,11 +509,8 @@ func (c *KpmClient) AddDepWithOpts(kclPkg *pkg.KclPkg, opt *opt.AddOptions) (*pk
 		succeedMsgInfo = fmt.Sprintf("%s:%s", d.Name, d.Version)
 	}
 
-	reporter.ReportEventTo(
-		reporter.NewEvent(
-			reporter.Adding,
-			fmt.Sprintf("add dependency '%s' successfully.", succeedMsgInfo),
-		),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("add dependency '%s' successfully", succeedMsgInfo),
 		c.logWriter,
 	)
 	return kclPkg, nil
@@ -564,7 +555,7 @@ func (c *KpmClient) PackagePkg(kclPkg *pkg.KclPkg, vendorMode bool) (string, err
 	err = c.Package(kclPkg, kclPkg.DefaultTarPath(), vendorMode)
 
 	if err != nil {
-		reporter.ExitWithReport("kpm: failed to package pkg " + kclPkg.GetPkgName() + ".")
+		reporter.ExitWithReport("failed to package pkg " + kclPkg.GetPkgName() + ".")
 		return "", err
 	}
 	return kclPkg.DefaultTarPath(), nil
@@ -751,11 +742,8 @@ func (c *KpmClient) Download(dep *pkg.Dependency, localPath string) (*pkg.Depend
 
 // DownloadFromGit will download the dependency from the git repository.
 func (c *KpmClient) DownloadFromGit(dep *pkg.Git, localPath string) (string, error) {
-	reporter.ReportEventTo(
-		reporter.NewEvent(
-			reporter.DownloadingFromGit,
-			fmt.Sprintf("downloading '%s' with tag '%s'.", dep.Url, dep.Tag),
-		),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("downloading '%s' with tag '%s'", dep.Url, dep.Tag),
 		c.logWriter,
 	)
 
@@ -787,8 +775,8 @@ func (c *KpmClient) DownloadFromOci(dep *pkg.Oci, localPath string) (string, err
 			return "", err
 		}
 
-		reporter.ReportEventTo(
-			reporter.NewEvent(reporter.SelectLatestVersion, "the lastest version '", tagSelected, "' will be added."),
+		reporter.ReportMsgTo(
+			fmt.Sprintf("the lastest version '%s' will be added", tagSelected),
 			c.logWriter,
 		)
 
@@ -798,11 +786,8 @@ func (c *KpmClient) DownloadFromOci(dep *pkg.Oci, localPath string) (string, err
 		tagSelected = dep.Tag
 	}
 
-	reporter.ReportEventTo(
-		reporter.NewEvent(
-			reporter.DownloadingFromOCI,
-			fmt.Sprintf("downloading '%s:%s' from '%s/%s:%s'.", dep.Repo, tagSelected, dep.Reg, dep.Repo, tagSelected),
-		),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("downloading '%s:%s' from '%s/%s:%s'", dep.Repo, tagSelected, dep.Reg, dep.Repo, tagSelected),
 		c.logWriter,
 	)
 
@@ -864,24 +849,18 @@ func (c *KpmClient) PullFromOci(localPath, source, tag string) error {
 		return reporter.NewErrorEvent(
 			reporter.UnKnownPullWhat,
 			errors.FailedPull,
-			"oci url or package name must be specified.",
+			"oci url or package name must be specified",
 		)
 	}
 
 	if len(tag) == 0 {
-		reporter.ReportEventTo(
-			reporter.NewEvent(
-				reporter.PullingStarted,
-				fmt.Sprintf("start to pull '%s'.", source),
-			),
+		reporter.ReportMsgTo(
+			fmt.Sprintf("start to pull '%s'", source),
 			c.logWriter,
 		)
 	} else {
-		reporter.ReportEventTo(
-			reporter.NewEvent(
-				reporter.PullingStarted,
-				fmt.Sprintf("start to pull '%s' with tag '%s'.", source, tag),
-			),
+		reporter.ReportMsgTo(
+			fmt.Sprintf("start to pull '%s' with tag '%s'", source, tag),
 			c.logWriter,
 		)
 	}
@@ -930,8 +909,8 @@ func (c *KpmClient) PullFromOci(localPath, source, tag string) error {
 		)
 	}
 
-	reporter.ReportEventTo(
-		reporter.NewEvent(reporter.PullingFinished, fmt.Sprintf("pulled '%s' in '%s' successfully.", source, storagePath)),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("pulled '%s' in '%s' successfully", source, storagePath),
 		c.logWriter,
 	)
 	return nil
@@ -1130,8 +1109,8 @@ func (c *KpmClient) pullTarFromOci(localPath string, ociOpts *opt.OciOptions) er
 		if err != nil {
 			return err
 		}
-		reporter.ReportEventTo(
-			reporter.NewEvent(reporter.SelectLatestVersion, "the lastest version '", tagSelected, "' will be pulled."),
+		reporter.ReportMsgTo(
+			fmt.Sprintf("the lastest version '%s' will be pulled", tagSelected),
 			c.logWriter,
 		)
 	} else {
@@ -1139,11 +1118,8 @@ func (c *KpmClient) pullTarFromOci(localPath string, ociOpts *opt.OciOptions) er
 	}
 
 	full_repo := utils.JoinPath(ociOpts.Reg, ociOpts.Repo)
-	reporter.ReportEventTo(
-		reporter.NewEvent(
-			reporter.Pulling,
-			fmt.Sprintf("pulling '%s:%s' from '%s'.", ociOpts.Repo, tagSelected, full_repo),
-		),
+	reporter.ReportMsgTo(
+		fmt.Sprintf("pulling '%s:%s' from '%s'", ociOpts.Repo, tagSelected, full_repo),
 		c.logWriter,
 	)
 
diff --git a/pkg/cmd/cmd_import.go b/pkg/cmd/cmd_import.go
index 8f9e39d1..b359966d 100644
--- a/pkg/cmd/cmd_import.go
+++ b/pkg/cmd/cmd_import.go
@@ -49,7 +49,7 @@ func NewImportCmd(kpmcli *client.KpmClient) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			if c.Args().Len() != 1 {
-				return fmt.Errorf("kpm: invalid arguments")
+				return fmt.Errorf("invalid arguments")
 			}
 			inputFile := c.Args().First()
 
@@ -68,17 +68,17 @@ func NewImportCmd(kpmcli *client.KpmClient) *cli.Command {
 			case "auto":
 				opt.Mode = gen.ModeAuto
 			default:
-				return fmt.Errorf("kpm: invalid mode: %s", c.String("mode"))
+				return fmt.Errorf("invalid mode: %s", c.String("mode"))
 			}
 
 			outputFile := c.String("output")
 			if outputFile == "" {
 				outputFile = "generated.k"
-				reporter.ReportMsgTo("kpm: output file not specified, use default: generated.k", kpmcli.GetLogWriter())
+				reporter.ReportMsgTo("output file not specified, use default: generated.k", kpmcli.GetLogWriter())
 			}
 
 			if _, err := os.Stat(outputFile); err == nil && !c.Bool("force") {
-				return fmt.Errorf("kpm: output file already exist, use --force to overwrite: %s", outputFile)
+				return fmt.Errorf("output file already exist, use --force to overwrite: %s", outputFile)
 			}
 
 			outputWriter, err := os.Create(outputFile)
diff --git a/pkg/cmd/cmd_init.go b/pkg/cmd/cmd_init.go
index 4251147c..1d5154f3 100644
--- a/pkg/cmd/cmd_init.go
+++ b/pkg/cmd/cmd_init.go
@@ -73,7 +73,7 @@ func NewInitCmd(kpmcli *client.KpmClient) *cli.Command {
 				return err
 			}
 
-			reporter.ReportMsgTo(fmt.Sprintf("kpm: package '%s' init finished", pkgName), kpmcli.GetLogWriter())
+			reporter.ReportMsgTo(fmt.Sprintf("package '%s' init finished", pkgName), kpmcli.GetLogWriter())
 			return nil
 		},
 	}
diff --git a/pkg/cmd/cmd_login.go b/pkg/cmd/cmd_login.go
index 849e4d7b..9c221db4 100644
--- a/pkg/cmd/cmd_login.go
+++ b/pkg/cmd/cmd_login.go
@@ -36,7 +36,6 @@ func NewLoginCmd(kpmcli *client.KpmClient) *cli.Command {
 				return reporter.NewErrorEvent(
 					reporter.InvalidCmd,
 					fmt.Errorf("registry must be specified"),
-					"run 'kpm login help' for more information",
 				)
 			}
 			registry := c.Args().First()
diff --git a/pkg/cmd/cmd_logout.go b/pkg/cmd/cmd_logout.go
index 23aece52..bd0d4074 100644
--- a/pkg/cmd/cmd_logout.go
+++ b/pkg/cmd/cmd_logout.go
@@ -21,14 +21,13 @@ func NewLogoutCmd(kpmcli *client.KpmClient) *cli.Command {
 				return reporter.NewErrorEvent(
 					reporter.InvalidCmd,
 					fmt.Errorf("registry must be specified"),
-					"run 'kpm logout help' for more information",
 				)
 			}
 			err := kpmcli.LogoutOci(c.Args().First())
 			if err != nil {
 				return err
 			}
-			reporter.ReportMsgTo("kpm: Logout Succeeded", kpmcli.GetLogWriter())
+			reporter.ReportMsgTo("Logout Succeeded", kpmcli.GetLogWriter())
 			return nil
 		},
 	}
diff --git a/pkg/cmd/cmd_pkg.go b/pkg/cmd/cmd_pkg.go
index 23534fc0..ee3858a2 100644
--- a/pkg/cmd/cmd_pkg.go
+++ b/pkg/cmd/cmd_pkg.go
@@ -40,7 +40,6 @@ func NewPkgCmd(kpmcli *client.KpmClient) *cli.Command {
 				return reporter.NewErrorEvent(
 					reporter.InvalidCmd,
 					fmt.Errorf("the directory where the tar is generated is required"),
-					"run 'kpm pkg help' for more information",
 				)
 			}
 
@@ -53,7 +52,7 @@ func NewPkgCmd(kpmcli *client.KpmClient) *cli.Command {
 			kclPkg, err := pkg.LoadKclPkg(pwd)
 
 			if err != nil {
-				reporter.ExitWithReport("kpm: failed to load package in " + pwd + ".")
+				reporter.ExitWithReport("failed to load package in " + pwd + ".")
 				return err
 			}
 
diff --git a/pkg/cmd/cmd_push.go b/pkg/cmd/cmd_push.go
index bf3bc6b6..fb829012 100644
--- a/pkg/cmd/cmd_push.go
+++ b/pkg/cmd/cmd_push.go
@@ -164,7 +164,7 @@ func pushPackage(ociUrl string, kclPkg *pkg.KclPkg, vendorMode bool, kpmcli *cli
 		return reporter.NewErrorEvent(
 			reporter.UnsupportOciUrlScheme,
 			errors.InvalidOciUrl,
-			"only support url scheme 'oci://'.",
+			"only support url scheme 'oci://'",
 		)
 	}
 
@@ -173,7 +173,7 @@ func pushPackage(ociUrl string, kclPkg *pkg.KclPkg, vendorMode bool, kpmcli *cli
 		return err
 	}
 
-	reporter.ReportMsgTo(fmt.Sprintf("kpm: package '%s' will be pushed", kclPkg.GetPkgName()), kpmcli.GetLogWriter())
+	reporter.ReportMsgTo(fmt.Sprintf("package '%s' will be pushed", kclPkg.GetPkgName()), kpmcli.GetLogWriter())
 	// 4. Push it.
 	err = kpmcli.PushToOci(tarPath, ociOpts)
 	if err != (*reporter.KpmEvent)(nil) {
diff --git a/pkg/errors/errors.go b/pkg/errors/errors.go
index d7ae921e..5ae56535 100644
--- a/pkg/errors/errors.go
+++ b/pkg/errors/errors.go
@@ -4,54 +4,54 @@ import (
 	"errors"
 )
 
-var FailedDownloadError = errors.New("kpm: failed to download dependency")
+var FailedDownloadError = errors.New("failed to download dependency")
 var CheckSumMismatchError = errors.New("checksum mismatch")
-var FailedToVendorDependency = errors.New("kpm: failed to vendor dependency")
-var FailedToPackage = errors.New("kpm: failed to package.")
-var InvalidDependency = errors.New("kpm: invalid dependency.")
-var InternalBug = errors.New("kpm: internal bug, please contact us and we will fix the problem.")
-var FailedToLoadPackage = errors.New("kpm: failed to load package, please check the package path is valid.")
+var FailedToVendorDependency = errors.New("failed to vendor dependency")
+var FailedToPackage = errors.New("failed to package.")
+var InvalidDependency = errors.New("invalid dependency.")
+var InternalBug = errors.New("internal bug, please contact us and we will fix the problem.")
+var FailedToLoadPackage = errors.New("failed to load package, please check the package path is valid.")
 
 // Invalid Options Format Errors
 // Invalid 'kpm init'
-var InvalidInitOptions = errors.New("kpm: invalid 'kpm init' argument, you must provide a name for the package to be initialized.")
+var InvalidInitOptions = errors.New("invalid 'kpm init' argument, you must provide a name for the package to be initialized.")
 
 // Invalid 'kpm add'
-var InvalidAddOptions = errors.New("invalid 'kpm add' argument, you must provide a package name or url for the package.")
-var InvalidAddOptionsInvalidGitUrl = errors.New("kpm: invalid 'kpm add' argument, you must provide a Git Url for the package.")
-var InvalidAddOptionsInvalidOciRef = errors.New("kpm: invalid 'kpm add' argument, you must provide a valid Oci Ref for the package.")
+var InvalidAddOptions = errors.New("invalid 'kpm add' argument, you must provide a package name or url for the package")
+var InvalidAddOptionsInvalidGitUrl = errors.New("invalid 'kpm add' argument, you must provide a Git Url for the package.")
+var InvalidAddOptionsInvalidOciRef = errors.New("invalid 'kpm add' argument, you must provide a valid Oci Ref for the package.")
 
 var InvalidAddOptionsInvalidOciReg = errors.New("invalid 'kpm add' argument, you must provide a Reg for the package.")
 var InvalidAddOptionsInvalidOciRepo = errors.New("invalid 'kpm add' argument, you must provide a Repo for the package.")
 
 // Invalid 'kpm run'
-var InvalidRunOptionsWithoutEntryFiles = errors.New("kpm: invalid 'kpm run' argument, you must provide an entry file.")
-var EntryFileNotFound = errors.New("kpm: entry file cannot be found, please make sure the '--input' entry file can be found")
-var CompileFailed = errors.New("kpm: failed to compile kcl.")
-var FailedUnTarKclPackage = errors.New("kpm: failed to untar kcl package, please re-download")
-var UnknownTarFormat = errors.New("kpm: unknown tar format.")
-var KclPacakgeTarNotFound = errors.New("kpm: the kcl package tar path is not found")
-var InvalidKclPacakgeTar = errors.New("kpm: the kcl package tar path is an invalid *.tar file")
+var InvalidRunOptionsWithoutEntryFiles = errors.New("invalid 'kpm run' argument, you must provide an entry file.")
+var EntryFileNotFound = errors.New("entry file cannot be found, please make sure the '--input' entry file can be found")
+var CompileFailed = errors.New("failed to compile kcl.")
+var FailedUnTarKclPackage = errors.New("failed to untar kcl package, please re-download")
+var UnknownTarFormat = errors.New("unknown tar format.")
+var KclPacakgeTarNotFound = errors.New("the kcl package tar path is not found")
+var InvalidKclPacakgeTar = errors.New("the kcl package tar path is an invalid *.tar file")
 
 // Invalid KCL_PKG_PATH
 var InvalidKpmHomeInCurrentPkg = errors.New("environment variable KCL_PKG_PATH cannot be set to the same path as the current KCL package.")
 
 // Invalid oci
-var FailedLogin = errors.New("kpm: failed to login, please check registry, username and password is valid.")
-var FailedLogout = errors.New("kpm: failed to logout, the registry not logged in.")
-var FailedPull = errors.New("failed to pull kcl package.")
-var FailedPushToOci = errors.New("kpm: failed to push kcl package tar to oci.")
+var FailedLogin = errors.New("failed to login, please check registry, username and password is valid.")
+var FailedLogout = errors.New("failed to logout, the registry not logged in.")
+var FailedPull = errors.New("failed to pull kcl package")
+var FailedPushToOci = errors.New("failed to push kcl package tar to oci.")
 var InvalidOciRef = errors.New("invalid oci reference.")
-var NotOciUrl = errors.New("kpm: url is not an oci url.")
-var IsOciRef = errors.New("kpm: oci ref is not an url.")
+var NotOciUrl = errors.New("url is not an oci url.")
+var IsOciRef = errors.New("oci ref is not an url.")
 
 // Invalid Version
-var InvalidVersionFormat = errors.New("kpm: failed to parse version.")
+var InvalidVersionFormat = errors.New("failed to parse version.")
 var PathNotFound = errors.New("path not found.")
 var PathIsEmpty = errors.New("path is empty.")
 var InvalidPkg = errors.New("invalid kcl package.")
-var InvalidOciUrl = errors.New("invalid oci url.")
-var UnknownEnv = errors.New("invalid environment variable.")
+var InvalidOciUrl = errors.New("invalid oci url")
+var UnknownEnv = errors.New("invalid environment variable")
 
 // No kcl files
 var NoKclFiles = errors.New("No input KCL files")
diff --git a/pkg/oci/oci.go b/pkg/oci/oci.go
index 5d8f690b..7de798a8 100644
--- a/pkg/oci/oci.go
+++ b/pkg/oci/oci.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"os"
 	"path/filepath"
 
 	v1 "github.com/opencontainers/image-spec/specs-go/v1"
@@ -105,7 +106,7 @@ func NewOciClient(regName, repoName string, settings *settings.Settings) (*OciCl
 		return nil, reporter.NewErrorEvent(
 			reporter.RepoNotFound,
 			err,
-			fmt.Sprintf("repository '%s' not found.", repoPath),
+			fmt.Sprintf("repository '%s' not found", repoPath),
 		)
 	}
 	ctx := context.Background()
@@ -147,7 +148,7 @@ func (ociClient *OciClient) Pull(localPath, tag string) error {
 		return reporter.NewErrorEvent(
 			reporter.FailedGetPkg,
 			err,
-			fmt.Sprintf("failed to get package with '%s' from '%s'.", tag, ociClient.repo.Reference.String()),
+			fmt.Sprintf("failed to get package with '%s' from '%s'", tag, ociClient.repo.Reference.String()),
 		)
 	}
 
@@ -172,7 +173,7 @@ func (ociClient *OciClient) TheLatestTag() (string, error) {
 		return "", reporter.NewErrorEvent(
 			reporter.FailedSelectLatestVersion,
 			err,
-			fmt.Sprintf("failed to select latest version from '%s'.", ociClient.repo.Reference.String()),
+			fmt.Sprintf("failed to select latest version from '%s'", ociClient.repo.Reference.String()),
 		)
 	}
 
@@ -259,8 +260,8 @@ func (ociClient *OciClient) PushWithOciManifest(localPath, tag string, opts *opt
 		return reporter.NewErrorEvent(reporter.FailedPush, err, fmt.Sprintf("failed to push '%s'", ociClient.repo.Reference))
 	}
 
-	reporter.ReportMsgTo(fmt.Sprintf("kpm: pushed [registry] %s", ociClient.repo.Reference), ociClient.logWriter)
-	reporter.ReportMsgTo(fmt.Sprintf("kpm: digest: %s", desc.Digest), ociClient.logWriter)
+	reporter.ReportMsgTo(fmt.Sprintf("pushed [registry] %s", ociClient.repo.Reference), ociClient.logWriter)
+	reporter.ReportMsgTo(fmt.Sprintf("digest: %s", desc.Digest), ociClient.logWriter)
 	return nil
 }
 
@@ -305,8 +306,9 @@ func Pull(localPath, hostName, repoName, tag string, settings *settings.Settings
 		if err != nil {
 			return err
 		}
-		reporter.ReportEventToStdout(
-			reporter.NewEvent(reporter.SelectLatestVersion, "the lastest version '", tagSelected, "' will be pulled."),
+		reporter.ReportMsgTo(
+			fmt.Sprintf("the lastest version '%s' will be pulled", tagSelected),
+			os.Stdout,
 		)
 	} else {
 		tagSelected = tag
diff --git a/pkg/oci/oci_test.go b/pkg/oci/oci_test.go
index 21f4a35e..5edf46a9 100644
--- a/pkg/oci/oci_test.go
+++ b/pkg/oci/oci_test.go
@@ -38,5 +38,5 @@ func TestLogin(t *testing.T) {
 	userPwd := "invalid_password"
 
 	err := Login(hostName, userName, userPwd, &settings)
-	assert.Equal(t, err.Error(), "kpm: failed to login 'ghcr.io', please check registry, username and password is valid\nkpm: Get \"https://ghcr.io/v2/\": denied: denied\n")
+	assert.Equal(t, err.Error(), "error: failed to login 'ghcr.io', please check registry, username and password is valid\nerror: Get \"https://ghcr.io/v2/\": denied: denied\n")
 }
diff --git a/pkg/package/package_test.go b/pkg/package/package_test.go
index 91fcbd46..ae79fd10 100644
--- a/pkg/package/package_test.go
+++ b/pkg/package/package_test.go
@@ -87,7 +87,7 @@ func TestValidateKpmHome(t *testing.T) {
 	oldValue := os.Getenv(env.PKG_PATH)
 	os.Setenv(env.PKG_PATH, "test_home_path")
 	err := kclPkg.ValidateKpmHome(os.Getenv(env.PKG_PATH))
-	assert.Equal(t, err.Error(), "kpm: environment variable KCL_PKG_PATH cannot be set to the same path as the current KCL package.\n")
+	assert.Equal(t, err.Error(), "error: environment variable KCL_PKG_PATH cannot be set to the same path as the current KCL package.\n")
 	assert.Equal(t, err.Type(), reporter.InvalidKpmHomeInCurrentPkg)
 	os.Setenv(env.PKG_PATH, oldValue)
 }
diff --git a/pkg/reporter/reporter.go b/pkg/reporter/reporter.go
index 527acb15..2d352b0c 100644
--- a/pkg/reporter/reporter.go
+++ b/pkg/reporter/reporter.go
@@ -126,16 +126,10 @@ func (e *KpmEvent) Error() string {
 	result := ""
 	if e.msg != "" {
 		// append msg
-		result = fmt.Sprintf("kpm: %s\n", e.msg)
+		result = fmt.Sprintf("error: %s\n", e.msg)
 	}
 	if e.err != nil {
-		// append err
-		_, ok := e.err.(*KpmEvent)
-		if !ok {
-			result = fmt.Sprintf("%skpm: %s\n", result, e.err.Error())
-		} else {
-			result = fmt.Sprintf("%s%s\n", result, e.err.Error())
-		}
+		result = fmt.Sprintf("%serror: %s\n", result, e.err.Error())
 	}
 	return result
 }
@@ -143,7 +137,7 @@ func (e *KpmEvent) Error() string {
 // Event returns the msg of the event without error message.
 func (e *KpmEvent) Event() string {
 	if e.msg != "" {
-		return fmt.Sprintf("kpm: %s\n", e.msg)
+		return fmt.Sprintf("error: %s\n", e.msg)
 	}
 	return ""
 }
diff --git a/pkg/semver/semver_test.go b/pkg/semver/semver_test.go
index 04bf8f5e..6751f355 100644
--- a/pkg/semver/semver_test.go
+++ b/pkg/semver/semver_test.go
@@ -17,11 +17,11 @@ func TestLatestVersion(t *testing.T) {
 	assert.Equal(t, latest, "")
 
 	latest, err = LatestVersion([]string{"invalid_version"})
-	assert.Equal(t, err.Error(), "kpm: failed to parse version invalid_version\nkpm: Malformed version: invalid_version\n")
+	assert.Equal(t, err.Error(), "error: failed to parse version invalid_version\nerror: Malformed version: invalid_version\n")
 	assert.Equal(t, latest, "")
 
 	latest, err = LatestVersion([]string{"1.2.3", "1.4.0", "1.3.5", "invalid_version"})
-	assert.Equal(t, err.Error(), "kpm: failed to parse version invalid_version\nkpm: Malformed version: invalid_version\n")
+	assert.Equal(t, err.Error(), "error: failed to parse version invalid_version\nerror: Malformed version: invalid_version\n")
 	assert.Equal(t, latest, "")
 }
 
diff --git a/pkg/settings/settings.go b/pkg/settings/settings.go
index 56a873e5..a6ef5f51 100644
--- a/pkg/settings/settings.go
+++ b/pkg/settings/settings.go
@@ -156,10 +156,10 @@ func (settings *Settings) LoadSettingsFromEnv() (*Settings, *reporter.KpmEvent)
 
 	// Load the env OCI_REG_PLAIN_HTTP
 	plainHttp := os.Getenv(DEFAULT_OCI_PLAIN_HTTP_ENV)
-	var err *reporter.KpmEvent
+	var err error
 	if len(plainHttp) > 0 {
 		settings.Conf.DefaultOciPlainHttp, err = isOn(plainHttp)
-		if err != (*reporter.KpmEvent)(nil) {
+		if err != nil {
 			return settings, reporter.NewErrorEvent(
 				reporter.UnknownEnv,
 				err,
@@ -170,16 +170,13 @@ func (settings *Settings) LoadSettingsFromEnv() (*Settings, *reporter.KpmEvent)
 	return settings, nil
 }
 
-func isOn(input string) (bool, *reporter.KpmEvent) {
+func isOn(input string) (bool, error) {
 	if strings.ToLower(input) == ON {
 		return true, nil
 	} else if strings.ToLower(input) == OFF {
 		return false, nil
 	} else {
-		return false, reporter.NewErrorEvent(
-			reporter.UnknownEnv,
-			errors.UnknownEnv,
-		)
+		return false, errors.UnknownEnv
 	}
 }
 
diff --git a/pkg/settings/settings_test.go b/pkg/settings/settings_test.go
index b787ab4a..0d8d1f2f 100644
--- a/pkg/settings/settings_test.go
+++ b/pkg/settings/settings_test.go
@@ -174,7 +174,7 @@ func TestSettingEnv(t *testing.T) {
 	assert.Equal(t, settings.DefaultOciRegistry(), "test_reg")
 	assert.Equal(t, settings.DefaultOciRepo(), "test_repo")
 	assert.Equal(t, settings.ErrorEvent.Type(), reporter.UnknownEnv)
-	assert.Equal(t, settings.ErrorEvent.Error(), "kpm: unknown environment variable 'OCI_REG_PLAIN_HTTP=true'\nkpm: invalid environment variable.\n\n")
+	assert.Equal(t, settings.ErrorEvent.Error(), "error: unknown environment variable 'OCI_REG_PLAIN_HTTP=true'\nerror: invalid environment variable\n")
 	assert.Equal(t, settings.DefaultOciPlainHttp(), false)
 
 	err = os.Setenv("OCI_REG_PLAIN_HTTP", "on")
diff --git a/pkg/utils/utils.go b/pkg/utils/utils.go
index dcf83873..da4f316e 100644
--- a/pkg/utils/utils.go
+++ b/pkg/utils/utils.go
@@ -68,7 +68,7 @@ func HashDir(dir string) (string, error) {
 func StoreToFile(filePath string, dataStr string) error {
 	file, err := os.Create(filePath)
 	if err != nil {
-		reporter.ExitWithReport("kpm: failed to create file: ", filePath, err)
+		reporter.ExitWithReport("failed to create file: ", filePath, err)
 		return err
 	}
 	defer file.Close()
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stderr
index 8531b30c..c5cafb0d 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to select latest version from 'localhost:5001/test/path/to/not/exist'.
+failed to select latest version from 'localhost:5001/test/path/to/not/exist'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stdout
index f3da5808..0b9efb13 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_exist_not_pkgpath/test_suite.stdout
@@ -1 +1 @@
-kpm: adding dependency '/path/to/not/exist'.
+adding dependency '/path/to/not/exist'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_path_not_exist/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_path_not_exist/test_suite.stderr
index c932e15b..e5af3895 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_path_not_exist/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_path_not_exist/test_suite.stderr
@@ -1 +1 @@
-kpm: could not load 'kcl.mod' in '<workspace>/an_invalid_kcl_pkg'
+error: could not load 'kcl.mod' in '<workspace>/an_invalid_kcl_pkg'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_current_path/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_current_path/test_suite.stderr
index 1476c82c..c1b3072d 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_current_path/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_current_path/test_suite.stderr
@@ -1 +1 @@
-kpm: cannot add 'kcl1' as a dependency to itself
+cannot add 'kcl1' as a dependency to itself
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stderr
index 3cefb68e..19ce4281 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to select latest version from 'localhost:5001/test/not_exist'.
+failed to select latest version from 'localhost:5001/test/not_exist'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stdout
index 235fb73a..2a9c1569 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_name/test_suite.stdout
@@ -1 +1 @@
-kpm: adding dependency 'not_exist'.
+adding dependency 'not_exist'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_ref/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_ref/test_suite.stderr
index 400a4662..acb14e37 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_ref/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_invalid_ref/test_suite.stderr
@@ -1 +1 @@
-kpm: invalid oci package reference 'k8s:k8s:1.0.0'
+invalid oci package reference 'k8s:k8s:1.0.0'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name/test_suite.stdout
index 0675eea7..26b3802b 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name/test_suite.stdout
@@ -1,4 +1,4 @@
-kpm: adding dependency 'k8s'.
-kpm: the lastest version '1.27' will be added.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: add dependency 'k8s' successfully.
+adding dependency 'k8s'
+the lastest version '1.27' will be added
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+add dependency 'k8s' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_1/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_1/test_suite.stdout
index 9aa18272..5a9b9790 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_1/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_1/test_suite.stdout
@@ -1,5 +1,5 @@
-kpm: adding dependency 'kcl1'.
-kpm: the lastest version '0.0.1' will be added.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: add dependency 'kcl1' successfully.
+adding dependency 'kcl1'
+the lastest version '0.0.1' will be added
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+add dependency 'kcl1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_2/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_2/test_suite.stdout
index 31c36fa6..d777dc5e 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_2/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_2/test_suite.stdout
@@ -1,6 +1,6 @@
-<un_ordered>kpm: adding dependency 'kcl2'.
-kpm: the lastest version '0.0.1' will be added.
-kpm: downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'kcl2' successfully.
+<un_ordered>adding dependency 'kcl2'
+the lastest version '0.0.1' will be added
+downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'kcl2' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_3/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_3/test_suite.stdout
index 31c36fa6..d777dc5e 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_3/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_3/test_suite.stdout
@@ -1,6 +1,6 @@
-<un_ordered>kpm: adding dependency 'kcl2'.
-kpm: the lastest version '0.0.1' will be added.
-kpm: downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'kcl2' successfully.
+<un_ordered>adding dependency 'kcl2'
+the lastest version '0.0.1' will be added
+downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'kcl2' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stderr
index c4b438ad..65873b53 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to get package with 'not_exist_tag' from 'localhost:5001/test/k8s'.
-kpm: failed to resolve not_exist_tag: localhost:5001/test/k8s:not_exist_tag: not found
+error: failed to get package with 'not_exist_tag' from 'localhost:5001/test/k8s'
+error: failed to resolve not_exist_tag: localhost:5001/test/k8s:not_exist_tag: not found
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stdout
index 280ff09f..512c787b 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_invalid_tag/test_suite.stdout
@@ -1,2 +1,2 @@
-kpm: adding dependency 'k8s'.
-kpm: downloading 'test/k8s:not_exist_tag' from 'localhost:5001/test/k8s:not_exist_tag'.
+adding dependency 'k8s'
+downloading 'test/k8s:not_exist_tag' from 'localhost:5001/test/k8s:not_exist_tag'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_tag/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_tag/test_suite.stdout
index 10eaf60c..962a62f8 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_tag/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_name_tag/test_suite.stdout
@@ -1,3 +1,3 @@
-kpm: adding dependency 'k8s'.
-kpm: downloading 'test/k8s:1.14' from 'localhost:5001/test/k8s:1.14'.
-kpm: add dependency 'k8s:1.14' successfully.
+adding dependency 'k8s'
+downloading 'test/k8s:1.14' from 'localhost:5001/test/k8s:1.14'
+add dependency 'k8s:1.14' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_no_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_no_args/test_suite.stderr
index 7e0ee0a1..101527f4 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_no_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_no_args/test_suite.stderr
@@ -1 +1 @@
-kpm: invalid 'kpm add' argument, you must provide a package name or url for the package.
+error: invalid 'kpm add' argument, you must provide a package name or url for the package
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stderr
index c62ac403..66202a75 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to select latest version from 'localhost:5001/test/path_not_exist'.
\ No newline at end of file
+failed to select latest version from 'localhost:5001/test/path_not_exist'
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stdout
index 935fa54d..b1cc3c94 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_noexist_path/test_suite.stdout
@@ -1 +1 @@
-kpm: adding dependency '/path_not_exist'.
\ No newline at end of file
+adding dependency '/path_not_exist'
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_1/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_1/test_suite.stdout
index a62db34d..f07f329e 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_1/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_1/test_suite.stdout
@@ -1,3 +1,3 @@
-<un_ordered>kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
+<un_ordered>adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_2/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_2/test_suite.stdout
index 64e75af8..e09b3055 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_2/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_2/test_suite.stdout
@@ -1,4 +1,4 @@
-<un_ordered>kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
+<un_ordered>adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_3/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_3/test_suite.stdout
index 383a42f8..121a3934 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_3/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_3/test_suite.stdout
@@ -1,5 +1,5 @@
-<un_ordered>kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
+<un_ordered>adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_4/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_4/test_suite.stdout
index 383a42f8..121a3934 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_4/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_4/test_suite.stdout
@@ -1,5 +1,5 @@
-<un_ordered>kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
+<un_ordered>adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_5/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_5/test_suite.stdout
index 383a42f8..121a3934 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_5/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_path_5/test_suite.stdout
@@ -1,5 +1,5 @@
-<un_ordered>kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'.
-kpm: downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
+<un_ordered>adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+downloading 'test/kcl2:0.0.1' from 'localhost:5001/test/kcl2:0.0.1'
+downloading 'test/kcl1:0.0.1' from 'localhost:5001/test/kcl1:0.0.1'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_relative_path/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_relative_path/test_suite.stdout
index 55752965..0b7cd806 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_relative_path/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/add_with_relative_path/test_suite.stdout
@@ -1,3 +1,3 @@
-kpm: adding dependency 'a_kcl_pkg_dep_pkg_name'.
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
-kpm: add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully.
\ No newline at end of file
+adding dependency 'a_kcl_pkg_dep_pkg_name'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
+add dependency 'a_kcl_pkg_dep_pkg_name:0.0.1' successfully
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/kpm_push_with_invalid_url/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/kpm_push_with_invalid_url/test_suite.stderr
index fa768eb3..a480a118 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/kpm_push_with_invalid_url/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/kpm_push_with_invalid_url/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: only support url scheme 'oci://'.
-kpm: invalid oci url.
+error: only support url scheme 'oci://'
+error: invalid oci url
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stderr
index 7ee567d4..72cdbabd 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stderr
@@ -1 +1 @@
-kpm: package version '0.0.1' already exists
\ No newline at end of file
+package version '0.0.1' already exists
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stdout
index 5de249c3..ff7d937b 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_again/test_suite.stdout
@@ -1 +1 @@
-kpm: package 'kcl1' will be pushed
\ No newline at end of file
+package 'kcl1' will be pushed
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stderr
index 3536d0da..82a71ffc 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to access 'not_exist_reg/not_exist_repo'
+failed to access 'not_exist_reg/not_exist_repo'
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stdout b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stdout
index 871c3f63..656ef613 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/push_kcl1_reg_not_exist/test_suite.stdout
@@ -1 +1 @@
-kpm: package 'kcl1' will be pushed
+package 'kcl1' will be pushed
diff --git a/test/e2e/test_suites/kpm/exec_inside_pkg/run_with_not_exist_input/test_suite.stderr b/test/e2e/test_suites/kpm/exec_inside_pkg/run_with_not_exist_input/test_suite.stderr
index 8eb17e72..3e7de9a9 100644
--- a/test/e2e/test_suites/kpm/exec_inside_pkg/run_with_not_exist_input/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_inside_pkg/run_with_not_exist_input/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to compile the kcl package
-kpm: Cannot find the kcl file, please check the file path
\ No newline at end of file
+error: failed to compile the kcl package
+error: Cannot find the kcl file, please check the file path
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/add_exist_not_pkgpath/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/add_exist_not_pkgpath/test_suite.stderr
index bb0da759..19edfe80 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/add_exist_not_pkgpath/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/add_exist_not_pkgpath/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/add_path_not_exist/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/add_path_not_exist/test_suite.stderr
index bb0da759..19edfe80 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/add_path_not_exist/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/add_path_not_exist/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_outside/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_outside/test_suite.stderr
index bb0da759..19edfe80 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_outside/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_outside/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_tag_outside/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_tag_outside/test_suite.stderr
index bb0da759..19edfe80 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_tag_outside/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_name_tag_outside/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_no_args_outside/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_no_args_outside/test_suite.stderr
index bb0da759..19edfe80 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_no_args_outside/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/add_with_no_args_outside/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/init_with_no_args/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/init_with_no_args/test_suite.stdout
index c997fe71..a7714ca8 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/init_with_no_args/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/init_with_no_args/test_suite.stdout
@@ -1,4 +1,4 @@
-kpm: creating new :<workspace>/kcl.mod
-kpm: creating new :<workspace>/kcl.mod.lock
-kpm: creating new :<workspace>/main.k
-kpm: package 'test_kpm_workspace' init finished
\ No newline at end of file
+creating new :<workspace>/kcl.mod
+creating new :<workspace>/kcl.mod.lock
+creating new :<workspace>/main.k
+package 'test_kpm_workspace' init finished
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_no_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_no_args/test_suite.stderr
index 6486305b..a24824e1 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_no_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_no_args/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: oci url or package name must be specified.
-kpm: failed to pull kcl package.
+error: oci url or package name must be specified
+error: failed to pull kcl package
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url/test_suite.stdout
index 9ccf32e7..33f05b58 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url/test_suite.stdout
@@ -1,4 +1,4 @@
-kpm: start to pull 'oci://localhost:5001/test/k8s'.
-kpm: the lastest version '1.27' will be pulled.
-kpm: pulling '/test/k8s:1.27' from 'localhost:5001/test/k8s'.
-kpm: pulled 'oci://localhost:5001/test/k8s' in '<workspace>/localhost:5001/test/k8s' successfully.
\ No newline at end of file
+start to pull 'oci://localhost:5001/test/k8s'
+the lastest version '1.27' will be pulled
+pulling '/test/k8s:1.27' from 'localhost:5001/test/k8s'
+pulled 'oci://localhost:5001/test/k8s' in '<workspace>/localhost:5001/test/k8s' successfully
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url_tag/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url_tag/test_suite.stdout
index b1880461..3656dc86 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url_tag/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_oci_url_tag/test_suite.stdout
@@ -1,3 +1,3 @@
-kpm: start to pull 'oci://localhost:5001/test/k8s' with tag '1.14'.
-kpm: pulling '/test/k8s:1.14' from 'localhost:5001/test/k8s'.
-kpm: pulled 'oci://localhost:5001/test/k8s' in '<workspace>/localhost:5001/test/k8s/1.14' successfully.
\ No newline at end of file
+start to pull 'oci://localhost:5001/test/k8s' with tag '1.14'
+pulling '/test/k8s:1.14' from 'localhost:5001/test/k8s'
+pulled 'oci://localhost:5001/test/k8s' in '<workspace>/localhost:5001/test/k8s/1.14' successfully
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_only_tag/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_only_tag/test_suite.stderr
index 6486305b..a24824e1 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_only_tag/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_only_tag/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: oci url or package name must be specified.
-kpm: failed to pull kcl package.
+error: oci url or package name must be specified
+error: failed to pull kcl package
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name/test_suite.stdout
index 9346b4d3..40ffd240 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name/test_suite.stdout
@@ -1,4 +1,4 @@
-kpm: start to pull 'k8s'.
-kpm: the lastest version '1.27' will be pulled.
-kpm: pulling 'test/k8s:1.27' from 'localhost:5001/test/k8s'.
-kpm: pulled 'k8s' in '<workspace>/localhost:5001/test/k8s' successfully.
\ No newline at end of file
+start to pull 'k8s'
+the lastest version '1.27' will be pulled
+pulling 'test/k8s:1.27' from 'localhost:5001/test/k8s'
+pulled 'k8s' in '<workspace>/localhost:5001/test/k8s' successfully
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name_tag/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name_tag/test_suite.stdout
index ab15009f..18289f76 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name_tag/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_pull_with_pkg_name_tag/test_suite.stdout
@@ -1,3 +1,3 @@
-kpm: start to pull 'k8s:1.27'.
-kpm: pulling 'test/k8s:1.27' from 'localhost:5001/test/k8s'.
-kpm: pulled 'k8s:1.27' in '<workspace>/localhost:5001/test/k8s/1.27' successfully.
\ No newline at end of file
+start to pull 'k8s:1.27'
+pulling 'test/k8s:1.27' from 'localhost:5001/test/k8s'
+pulled 'k8s:1.27' in '<workspace>/localhost:5001/test/k8s/1.27' successfully
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_invalid_url/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_invalid_url/test_suite.stderr
index fa768eb3..a480a118 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_invalid_url/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_invalid_url/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: only support url scheme 'oci://'.
-kpm: invalid oci url.
+error: only support url scheme 'oci://'
+error: invalid oci url
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_no_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_no_args/test_suite.stderr
index 7a53d5b3..7a8d6e9d 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_no_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/kpm_push_with_no_args/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to load package in
\ No newline at end of file
+failed to load package in
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/login_reg_without_username/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/login_reg_without_username/test_suite.stderr
index 20fbbf3b..e931a06c 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/login_reg_without_username/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/login_reg_without_username/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to login 'ghcr.io', please check registry, username and password is valid
-kpm: Get "https://ghcr.io/v2/": unsupported
\ No newline at end of file
+error: failed to login 'ghcr.io', please check registry, username and password is valid
+error: Get "https://ghcr.io/v2/": unsupported
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/login_with_no_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/login_with_no_args/test_suite.stderr
index 3aa703a7..84574c1e 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/login_with_no_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/login_with_no_args/test_suite.stderr
@@ -1,2 +1 @@
-kpm: run 'kpm login help' for more information
-kpm: registry must be specified
\ No newline at end of file
+error: registry must be specified
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_with_invalid_reg/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_with_invalid_reg/test_suite.stderr
index 9f8e38f7..40b63016 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_with_invalid_reg/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_with_invalid_reg/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to logout 'invalid_registry'
-kpm: not logged in
\ No newline at end of file
+error: failed to logout 'invalid_registry'
+error: not logged in
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_without_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_without_args/test_suite.stderr
index 6185640f..84574c1e 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_without_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/logout_reg_without_args/test_suite.stderr
@@ -1,2 +1 @@
-kpm: run 'kpm logout help' for more information
-kpm: registry must be specified
\ No newline at end of file
+error: registry must be specified
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/push_outside_pkg/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/push_outside_pkg/test_suite.stderr
index cab3e8da..302a5c79 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/push_outside_pkg/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/push_outside_pkg/test_suite.stderr
@@ -1 +1 @@
-kpm: failed to load package in '<workspace>'
\ No newline at end of file
+failed to load package in '<workspace>'
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stderr
index 3509ad56..9fc609d9 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to get package with 'invalid_tag' from 'localhost:5001/test/invalid_oci_repo'.
-kpm: failed to resolve invalid_tag: localhost:5001/test/invalid_oci_repo:invalid_tag: not found
\ No newline at end of file
+error: failed to get package with 'invalid_tag' from 'localhost:5001/test/invalid_oci_repo'
+error: failed to resolve invalid_tag: localhost:5001/test/invalid_oci_repo:invalid_tag: not found
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stdout b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stdout
index 76ca84a3..95c3d648 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_ref/test_suite.stdout
@@ -1 +1 @@
-kpm: pulling 'test/invalid_oci_repo:invalid_tag' from 'localhost:5001/test/invalid_oci_repo'.
\ No newline at end of file
+pulling 'test/invalid_oci_repo:invalid_tag' from 'localhost:5001/test/invalid_oci_repo'
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url/test_suite.stderr
index 9587f540..2adeb48a 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: repository 'invalid_url/' not found.
-kpm: invalid reference: invalid repository
+error: repository 'invalid_url/' not found
+error: invalid reference: invalid repository
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url_without_tag/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url_without_tag/test_suite.stderr
index b678b555..806a7430 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url_without_tag/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_oci_with_invalid_url_without_tag/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: repository 'invalid_rul/' not found.
-kpm: invalid reference: invalid repository
+error: repository 'invalid_rul/' not found
+error: invalid reference: invalid repository
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_exist_not_tar/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_exist_not_tar/test_suite.stderr
index 19b8ba4d..c9bb1138 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_exist_not_tar/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_exist_not_tar/test_suite.stderr
@@ -1 +1 @@
-kpm: invalid file path 'exist_but_not_tar'
\ No newline at end of file
+invalid file path 'exist_but_not_tar'
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_noargs_input/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_noargs_input/test_suite.stderr
index 3fb98399..752a3abb 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_noargs_input/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_noargs_input/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
\ No newline at end of file
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_input/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_input/test_suite.stderr
index 8eb17e72..3e7de9a9 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_input/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_input/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: failed to compile the kcl package
-kpm: Cannot find the kcl file, please check the file path
\ No newline at end of file
+error: failed to compile the kcl package
+error: Cannot find the kcl file, please check the file path
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_tar/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_tar/test_suite.stderr
index 34a3d732..a512306d 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_tar/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_tar_with_not_exist_tar/test_suite.stderr
@@ -1 +1 @@
-kpm: the kcl package tar path is not found
+the kcl package tar path is not found
diff --git a/test/e2e/test_suites/kpm/exec_outside_pkg/run_with_no_args/test_suite.stderr b/test/e2e/test_suites/kpm/exec_outside_pkg/run_with_no_args/test_suite.stderr
index 3fb98399..752a3abb 100644
--- a/test/e2e/test_suites/kpm/exec_outside_pkg/run_with_no_args/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/exec_outside_pkg/run_with_no_args/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: could not load 'kcl.mod' in '<workspace>'
-kpm: open <workspace>/kcl.mod: no such file or directory
\ No newline at end of file
+error: could not load 'kcl.mod' in '<workspace>'
+error: open <workspace>/kcl.mod: no such file or directory
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/ignores/kpm_push_without_url/test_suite.stderr b/test/e2e/test_suites/kpm/ignores/kpm_push_without_url/test_suite.stderr
index 01a9be10..a71c24a0 100644
--- a/test/e2e/test_suites/kpm/ignores/kpm_push_without_url/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/ignores/kpm_push_without_url/test_suite.stderr
@@ -1,2 +1 @@
-kpm: oci url must be specified.
-kpm: run 'kpm push help' for more information.
+error: oci url must be specified
diff --git a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_kfile_1/test_suite.stderr b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_kfile_1/test_suite.stderr
index b6d684a8..16b68b9f 100644
--- a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_kfile_1/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_kfile_1/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: only allows one package to be compiled at a time
-kpm: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_kfile_1 <workspace>/test_kpm_run_with_multi_kfile_1/sub] at the same time
+error: only allows one package to be compiled at a time
+error: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_kfile_1 <workspace>/test_kpm_run_with_multi_kfile_1/sub] at the same time
diff --git a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg/test_suite.stderr b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg/test_suite.stderr
index 40747ed9..9ae6fe0c 100644
--- a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: only allows one package to be compiled at a time
-kpm: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_pkg/kcl1 <workspace>/test_kpm_run_with_multi_pkg/kcl2] at the same time
+error: only allows one package to be compiled at a time
+error: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_pkg/kcl1 <workspace>/test_kpm_run_with_multi_pkg/kcl2] at the same time
diff --git a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg_1/test_suite.stderr b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg_1/test_suite.stderr
index d5de4b9b..cd21a64b 100644
--- a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg_1/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_multi_pkg_1/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: only allows one package to be compiled at a time
-kpm: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_pkg_1/kcl1 <workspace>/test_kpm_run_with_multi_pkg_1/kcl2 oci://kcl-lang/kcl] at the same time
+error: only allows one package to be compiled at a time
+error: cannot compile multiple packages [<workspace>/test_kpm_run_with_multi_pkg_1/kcl1 <workspace>/test_kpm_run_with_multi_pkg_1/kcl2 oci://kcl-lang/kcl] at the same time
diff --git a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_only_kcl_mod/test_suite.stdout b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_only_kcl_mod/test_suite.stdout
index c52b846e..fd85fdf6 100644
--- a/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_only_kcl_mod/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/kpm_run/test_kpm_run_with_only_kcl_mod/test_suite.stdout
@@ -1,5 +1,5 @@
-kpm: adding 'k8s'
-kpm: downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'.
+adding 'k8s'
+downloading 'test/k8s:1.27' from 'localhost:5001/test/k8s:1.27'
 apiVersion: v1
 kind: Pod
 metadata:
diff --git a/test/e2e/test_suites/kpm/test_oci/test_push_with_oci_manifest/test_suite.stdout b/test/e2e/test_suites/kpm/test_oci/test_push_with_oci_manifest/test_suite.stdout
index 9e7626c9..4929bed0 100644
--- a/test/e2e/test_suites/kpm/test_oci/test_push_with_oci_manifest/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/test_oci/test_push_with_oci_manifest/test_suite.stdout
@@ -1,3 +1,3 @@
-kpm: package 'test_push_with_oci_manifest' will be pushed
-kpm: pushed [registry] localhost:5001/test/test_push_with_oci_manifest
-kpm: digest: sha256:
\ No newline at end of file
+package 'test_push_with_oci_manifest' will be pushed
+pushed [registry] localhost:5001/test/test_push_with_oci_manifest
+digest: sha256:
\ No newline at end of file
diff --git a/test/e2e/test_suites/kpm/workflows/add_multi_times/1.init_an_empty_pkg/test_suite.stderr b/test/e2e/test_suites/kpm/workflows/add_multi_times/1.init_an_empty_pkg/test_suite.stderr
index 5fc8ff4b..c12d60e8 100644
--- a/test/e2e/test_suites/kpm/workflows/add_multi_times/1.init_an_empty_pkg/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/workflows/add_multi_times/1.init_an_empty_pkg/test_suite.stderr
@@ -1,3 +1,3 @@
-kpm: creating new : <workspace>/kcl.mod
-kpm: creating new : <workspace>/kcl.mod.lock
-kpm: package ' test_kpm_workspace ' init finished
+creating new : <workspace>/kcl.mod
+creating new : <workspace>/kcl.mod.lock
+package ' test_kpm_workspace ' init finished
diff --git a/test/e2e/test_suites/kpm/workflows/add_multi_times/2.first_add_konfig_dep/test_suite.stderr b/test/e2e/test_suites/kpm/workflows/add_multi_times/2.first_add_konfig_dep/test_suite.stderr
index a0d2a43c..2a5b21cd 100644
--- a/test/e2e/test_suites/kpm/workflows/add_multi_times/2.first_add_konfig_dep/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/workflows/add_multi_times/2.first_add_konfig_dep/test_suite.stderr
@@ -1,2 +1,2 @@
-kpm: adding dependency konfig
-kpm: add dependency successfully.
+adding dependency konfig
+add dependency successfully
diff --git a/test/e2e/test_suites/kpm/workflows/add_multi_times/3.second_add_konfig_dep/test_suite.stderr b/test/e2e/test_suites/kpm/workflows/add_multi_times/3.second_add_konfig_dep/test_suite.stderr
index 3e28c1a9..9b0759fb 100644
--- a/test/e2e/test_suites/kpm/workflows/add_multi_times/3.second_add_konfig_dep/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/workflows/add_multi_times/3.second_add_konfig_dep/test_suite.stderr
@@ -1 +1 @@
-kpm: add dependency successfully.
+add dependency successfully
diff --git a/test/e2e/test_suites/kpm/workflows/add_multi_times/4.third_add_konfig_dep/test_suite.stderr b/test/e2e/test_suites/kpm/workflows/add_multi_times/4.third_add_konfig_dep/test_suite.stderr
index 3e28c1a9..9b0759fb 100644
--- a/test/e2e/test_suites/kpm/workflows/add_multi_times/4.third_add_konfig_dep/test_suite.stderr
+++ b/test/e2e/test_suites/kpm/workflows/add_multi_times/4.third_add_konfig_dep/test_suite.stderr
@@ -1 +1 @@
-kpm: add dependency successfully.
+add dependency successfully
diff --git a/test/e2e/test_suites/kpm/workflows/init_and_run/1.init_an_empty_pkg/test_suite.stdout b/test/e2e/test_suites/kpm/workflows/init_and_run/1.init_an_empty_pkg/test_suite.stdout
index c997fe71..a7714ca8 100644
--- a/test/e2e/test_suites/kpm/workflows/init_and_run/1.init_an_empty_pkg/test_suite.stdout
+++ b/test/e2e/test_suites/kpm/workflows/init_and_run/1.init_an_empty_pkg/test_suite.stdout
@@ -1,4 +1,4 @@
-kpm: creating new :<workspace>/kcl.mod
-kpm: creating new :<workspace>/kcl.mod.lock
-kpm: creating new :<workspace>/main.k
-kpm: package 'test_kpm_workspace' init finished
\ No newline at end of file
+creating new :<workspace>/kcl.mod
+creating new :<workspace>/kcl.mod.lock
+creating new :<workspace>/main.k
+package 'test_kpm_workspace' init finished
\ No newline at end of file