diff --git a/validator-core/src/main/java/fr/ign/validator/Context.java b/validator-core/src/main/java/fr/ign/validator/Context.java
index 10ac03a4..3e223ffb 100644
--- a/validator-core/src/main/java/fr/ign/validator/Context.java
+++ b/validator-core/src/main/java/fr/ign/validator/Context.java
@@ -17,8 +17,8 @@
 import fr.ign.validator.data.Document;
 import fr.ign.validator.data.DocumentFile;
 import fr.ign.validator.data.Row;
+import fr.ign.validator.data.Table;
 import fr.ign.validator.data.file.MetadataFile;
-import fr.ign.validator.data.file.SingleTableFile;
 import fr.ign.validator.error.ErrorCode;
 import fr.ign.validator.error.ErrorFactory;
 import fr.ign.validator.error.ErrorScope;
@@ -448,7 +448,7 @@ public <T extends Validatable> T getDataByType(Class<T> clazz) {
     public ErrorScope getScope() {
         if (getDataByType(Attribute.class) != null) {
             return ErrorScope.FEATURE;
-        } else if (getDataByType(SingleTableFile.class) != null) {
+        } else if (getDataByType(Table.class) != null) {
             return ErrorScope.HEADER;
         } else if (getDataByType(MetadataFile.class) != null) {
             return ErrorScope.METADATA;
@@ -464,6 +464,12 @@ public ErrorScope getScope() {
      * @return
      */
     public String getFileName() {
+        // allows to group table in MultiTable using an #
+        Table table = getDataByType(Table.class);
+        if (table != null) {
+            return table.getRelativePath();
+        }
+
         DocumentFile documentFile = getDataByType(DocumentFile.class);
         if (documentFile != null) {
             return relativize(documentFile.getPath());
diff --git a/validator-core/src/main/java/fr/ign/validator/data/Table.java b/validator-core/src/main/java/fr/ign/validator/data/Table.java
index d4ed3c38..8b81152f 100644
--- a/validator-core/src/main/java/fr/ign/validator/data/Table.java
+++ b/validator-core/src/main/java/fr/ign/validator/data/Table.java
@@ -45,6 +45,10 @@ public Table(FeatureType featureType, TableReader reader, String relativePath) {
         this.relativePath = relativePath;
     }
 
+    public String getRelativePath() {
+        return relativePath;
+    }
+
     @Override
     public void validate(Context context) {
         context.beginData(this);
diff --git a/validator-core/src/main/java/fr/ign/validator/data/file/MultiTableFile.java b/validator-core/src/main/java/fr/ign/validator/data/file/MultiTableFile.java
index 4c75d3ab..8ce5999f 100644
--- a/validator-core/src/main/java/fr/ign/validator/data/file/MultiTableFile.java
+++ b/validator-core/src/main/java/fr/ign/validator/data/file/MultiTableFile.java
@@ -65,7 +65,7 @@ protected void validateContent(Context context) {
                     );
                     context.report(
                         context.createError(CoreErrorCodes.MULTITABLE_UNEXPECTED)
-                            .setMessageParam("FILEPATH", relativePath)
+                            .setMessageParam("TABLENAME", tableName)
                     );
                     continue;
                 }
diff --git a/validator-core/src/main/java/fr/ign/validator/validation/file/XsdSchemaValidator.java b/validator-core/src/main/java/fr/ign/validator/validation/file/XsdSchemaValidator.java
index 09ba6b03..582cf0f4 100644
--- a/validator-core/src/main/java/fr/ign/validator/validation/file/XsdSchemaValidator.java
+++ b/validator-core/src/main/java/fr/ign/validator/validation/file/XsdSchemaValidator.java
@@ -82,9 +82,10 @@ public void warning(SAXParseException e) {
                 }
 
                 private void report(SAXParseException e) {
+                    // TODO retrieve more information from the exception
                     context.report(
                         context.createError(CoreErrorCodes.XSD_SCHEMA_ERROR)
-                            .setMessageParam("LINE_NUMBER", "#" + e.getLineNumber())
+                            .setId(String.valueOf(e.getLineNumber())) // line number
                             .setMessageParam("MESSAGE", e.getMessage())
                     );
                 }
diff --git a/validator-core/src/main/resources/error-code.json b/validator-core/src/main/resources/error-code.json
index f090120c..b596692b 100644
--- a/validator-core/src/main/resources/error-code.json
+++ b/validator-core/src/main/resources/error-code.json
@@ -72,8 +72,8 @@
 	{
 		"name": "XSD_SCHEMA_ERROR",
 		"level": "ERROR",
-		"message": "{LINE_NUMBER} : {MESSAGE}",
-		"documentation": "Cette erreur se produit lors du nom respect d'un schéma XSD"
+		"message": "{MESSAGE}",
+		"documentation": "Cette erreur se produit lors du nom respect d'un schéma XSD associé à un fichier XML/GML"
 	},
 	{
 		"name": "TABLE_MISSING_ATTRIBUTE",
@@ -108,8 +108,8 @@
 	{
 		"name": "MULTITABLE_UNEXPECTED",
 		"level": "WARNING",
-		"message": "La table '{FILEPATH}' n'est pas prévue dans le modèle de validation.",
-		"documentation": ""
+		"message": "La table '{TABLENAME}' n'est pas prévue dans le modèle de validation.",
+		"documentation": "Une table est présente dans un fichier multi-table sans être définie dans le modèle. Elle est ignorée pour la validation, la normalisation et le calcul de statistique."
 	},
 	{
 		"name": "ATTRIBUTE_UNEXPECTED_NULL",
diff --git a/validator-core/src/test/java/fr/ign/validator/validation/file/XsdSchemaValidatorRegressTest.java b/validator-core/src/test/java/fr/ign/validator/validation/file/XsdSchemaValidatorRegressTest.java
index 35c11e30..4c1051e3 100644
--- a/validator-core/src/test/java/fr/ign/validator/validation/file/XsdSchemaValidatorRegressTest.java
+++ b/validator-core/src/test/java/fr/ign/validator/validation/file/XsdSchemaValidatorRegressTest.java
@@ -14,6 +14,7 @@
 import fr.ign.validator.Context;
 import fr.ign.validator.error.CoreErrorCodes;
 import fr.ign.validator.error.ErrorLevel;
+import fr.ign.validator.error.ErrorScope;
 import fr.ign.validator.error.ValidatorError;
 import fr.ign.validator.model.Projection;
 import fr.ign.validator.report.InMemoryReportBuilder;
@@ -37,7 +38,7 @@ public void setUp() {
         context = new Context();
         report = new InMemoryReportBuilder();
         context.setReportBuilder(report);
-        context.setProjection(Projection.CODE_CRS84); // TODO
+        context.setProjection(Projection.CODE_CRS84);
 
         /* to access XML schema */
         Networking.configureHttpClient();
@@ -95,10 +96,13 @@ public void testValidateGmlInfoPctInvalid() throws MalformedURLException {
         {
             ValidatorError error = report.getErrorsByCode(CoreErrorCodes.XSD_SCHEMA_ERROR).get(0);
             assertEquals(ErrorLevel.ERROR, error.getLevel());
+            assertEquals(ErrorScope.DIRECTORY, error.getScope());
+            // check line number
+            assertEquals("26", error.getId());
             // see https://wiki.xmldation.com/Support/Validator/cvc-complex-type-2-4-d
             assertTrue(
                 "unexpected message : " + error.getMessage(),
-                error.getMessage().startsWith("#26 : cvc-complex-type.2.4.d")
+                error.getMessage().startsWith("cvc-complex-type.2.4.d")
             );
         }
     }