ubuntu-latest pipelines will use ubuntu-24.04 soon. For more details, see https://github.com/actions/runner-images/issues/10636

Solution "/home/runner/work/beutl/beutl/Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {C67BC64A-C385-5418-CF3F-5BB077180362}.Debug|Any CPU.Build.0 = Debug|Any CPU - {C67BC64A-C385-5418-CF3F-5BB077180362}.Release|Any CPU.Build.0 = Release|Any CPU"

Solution "/home/runner/work/beutl/beutl/Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {C67BC64A-C385-5418-CF3F-5BB077180362}.Debug|Any CPU.Build.0 = Debug|Any CPU - {C67BC64A-C385-5418-CF3F-5BB077180362}.Release|Any CPU.Build.0 = Release|Any CPU"

Solution "/home/runner/work/beutl/beutl/Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {C67BC64A-C385-5418-CF3F-5BB077180362}.Debug|Any CPU.Build.0 = Debug|Any CPU - {C67BC64A-C385-5418-CF3F-5BB077180362}.Release|Any CPU.Build.0 = Release|Any CPU"

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(67,12): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(90,67): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(96,57): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(19,41): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Graphics/FilterEffects/StrokeEffect.cs(22,13): warning CS0618: 'Border' is obsolete: 'Use StrokeEffect instead.' [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(5,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(10,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]

/home/runner/work/beutl/beutl/src/Beutl.Engine/Media/Decoding/APNG/Chunks/fdATChunk.cs(15,12): warning CS8618: Non-nullable property 'FrameData' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable. [/home/runner/work/beutl/beutl/src/Beutl.Engine/Beutl.Engine.csproj::TargetFramework=net9.0]