dotnet-svcutil: unexpected error "null obj reference" happened when reference code generation.

[SnailGirl-Joanna]

Repro steps: 1 Create folder without csproj project file 2 Execute dotnet-svcutil command "dotnet-svcutil http://localhost/WCFService/Service1.svc"

Expected Code generated without any error info

Actual Get an error "Object reference not set to an instance of an object"