windows - Docker - failed to compute cache key: not found - runs fine in Visual Studio

Question

I've generated a Dockerfile with Visual?Studio. It runs in Visual?Studio just fine and now I'm trying to build it from Windows itself (docker build ., and I tried many combinations). Yet I get the following error:

When I change copy to ./client.csproj it does continue and then I get:

What am I doing wrong? I changed Docker Linux to Windows, changed WSL, and restarted everything.

Dockerfile client

Answer 1

Check your .dockerignore file. Possible it ignores needed files for copy command and you get failed to compute cache key error.