program wont build in debug

Started Thread 50644
Loaded Assembly 'C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.5\System.Runtime.InteropServices.dll'
Loading module C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.5\System.Runtime.InteropServices.dll in application domain 1:clrhost
Pdb file for assembly C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.5\System.Runtime.InteropServices.dll was not found or failed to read
Exited Thread 39836