I open scripts by vscode, but get error, and There are no code hints! Error info: 2023-07-27 20:12:35.538 [warning] The project file '/home/Workspace/U3DTrain/Assembly-CSharp.csproj' is in unsupported...

I use Unity Editor to directly start my Dedicated Server, the approximate command is ./Unity -batchmode -nographics -buildTarget Linux64 -standaloneBuildSubtarget Server -executeMethod xxx But this er...