diff --git a/MinecraftLaunch.Test/MinecraftLaunch.Simple.csproj b/MinecraftLaunch.Test/MinecraftLaunch.Simple.csproj
index c1a7f5c..d251f97 100644
--- a/MinecraftLaunch.Test/MinecraftLaunch.Simple.csproj
+++ b/MinecraftLaunch.Test/MinecraftLaunch.Simple.csproj
@@ -8,6 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\MinecraftLaunch.Skin\MinecraftLaunch.Skin.csproj" />
     <ProjectReference Include="..\MinecraftLaunch\MinecraftLaunch.csproj" />
   </ItemGroup>
 
diff --git a/MinecraftLaunch/Components/Fetcher/JavaFetcher.cs b/MinecraftLaunch/Components/Fetcher/JavaFetcher.cs
index 48bcb40..50622c1 100644
--- a/MinecraftLaunch/Components/Fetcher/JavaFetcher.cs
+++ b/MinecraftLaunch/Components/Fetcher/JavaFetcher.cs
@@ -155,6 +155,10 @@ private ImmutableArray<JavaEntry> FetchWindowJava() {
 
         var drives = DriveInfo.GetDrives();
         foreach (var drive in drives) {
+            if (!drive.IsReady) {
+                continue;
+            }
+
             FetchJavaw(drive.Name.ToDirectoryInfo(), ref paths);
         }
 
diff --git a/MinecraftLaunch/MinecraftLaunch.csproj b/MinecraftLaunch/MinecraftLaunch.csproj
index 4e54b9e..efcb0c6 100644
--- a/MinecraftLaunch/MinecraftLaunch.csproj
+++ b/MinecraftLaunch/MinecraftLaunch.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
-		<Version>3.1.0-preview03</Version>
+		<Version>3.1.0-preview04</Version>
 	</PropertyGroup>
 
 	<PropertyGroup>