Solution "/home/runner/work/marten/marten/src/Marten.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {B9CF8AA4-ABB1-442E-B3D3-760A448286A6}.Debug|Any CPU.Build.0 = Debug|Any CPU - {B9CF8AA4-ABB1-442E-B3D3-760A448286A6}.Release|Any CPU.Build.0 = Release|Any CPU"