[ci-scan] Build break: CS0246 InvalidCSharp in ByRefLike/Validate.csproj on minifullaot

[github-actions]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1434964
Build error leg or test failing: linux-x64 Release AllSubsets_Mono_MiniFullAot_RuntimeTests minifullaot - Build Tests

Error Details

The Loader/classloader/generics/ByRefLike/Validate.csproj test project fails to compile on the linux-x64 Release AllSubsets_Mono_MiniFullAot_RuntimeTests minifullaot leg because it cannot find the InvalidCSharp namespace. This is a build break that prevents the entire test group from running.

src/tests/Loader/classloader/generics/ByRefLike/Validate.cs(8,7): error CS0246: The type or namespace name 'InvalidCSharp' could not be found (are you missing a using directive or an assembly reference?) [src/tests/Loader/classloader/generics/ByRefLike/Validate.csproj]
src/tests/Loader/classloader/generics/ByRefLike/GenericTypeSubstitution.cs(8,7): error CS0246: The type or namespace name 'InvalidCSharp' could not be found (are you missing a using directive or an assembly reference?) [src/tests/Loader/classloader/generics/ByRefLike/Validate.csproj]

Affected legs:

• runtime-extra-platforms (def 154): linux-x64 Release AllSubsets_Mono_MiniFullAot_RuntimeTests minifullaot

First build it occurred: 1396883 (2026-04-26). Persistent across the entire scanned window; true origin may predate 2026-04-26.

Error Message

{
  "ErrorMessage": "error CS0246: The type or namespace name 'InvalidCSharp' could not be found (are you missing a using directive or an assembly reference?) [/__w/1/s/src/tests/Loader/classloader/generics/ByRefLike/Validate.csproj]",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Generated by CI Outer-Loop Failure Scanner · ● 34.1M · ◷