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MSB4018: The "GenerateDepsFile" task failed unexpectedly #123789

@vaLP2eh

Description

@vaLP2eh

Description

I get this error when building my project recently:

C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018: The "GenerateDepsFile" task failed unexpectedly.
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018: System.TypeLoadException: Method 'DisposeAsync' in type 'System.Text.Json.Utf8JsonWriter' from assembly 'System.Text.Json, Version=10.0.0.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51' does not have an implementation.
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018:    at Microsoft.Extensions.DependencyModel.DependencyContextWriter.Write(DependencyContext context, Stream stream)
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018:    at Microsoft.NET.Build.Tasks.GenerateDepsFile.WriteDepsFile(String depsFilePath)
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018:    at Microsoft.NET.Build.Tasks.TaskBase.Execute()
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018:    at Microsoft.Build.BackEnd.TaskExecutionHost.Execute()
C:\Program Files\dotnet\sdk\10.0.102\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.targets(308,5): error MSB4018:    at Microsoft.Build.BackEnd.TaskBuilder.<ExecuteInstantiatedTask>d__26.MoveNext()

Reproduction Steps

The error does not appear with all projects I'm working on, but the project it happens with, uses Blazor Webassembly.
The error seems not to appear when running a full rebuild (clean+build).
The error seems not to appear after deleting all obj/bin folders from the day before.

Expected behavior

There should be no error during build.

Actual behavior

Build fails with error.

Regression?

No response

Known Workarounds

  • Run a full rebuild (clean+build).
  • Delete all obj/bin folders from the day before.

Configuration

No response

Other information

No response

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