Thank You for reply.
I already figured out this stuff. Real problem was/is in VS Code terminal.
When i run protoc command from VS Code there is some issue with imports ...
or not sure with what exactly.
When no .proto imports are used, VS Code terminal was working just great
with protoc.
But
I have written some explanation of protoc "-I" flag and import path here:
https://github.com/xfxyjwf/protobuf/blob/protoc/docs/protoc.md
To run protoc correctly:
1. Determine the import path for every one of your .proto files. In your
case, I think it should be "dms/v1/dms.proto" and
