> On 22 Aug 2019, at 15:05, aiaa5505 <nginx-forum@forum.nginx.org> wrote:
>
> [error] 8#8: *256283 upstream rejected request with error 0 while reading
> response header from upstream, HTTP/2.0
>

It is not something nginx gRPC proxy currently supports.
See https://trac.nginx.org/nginx/ticket/1792 for details and proposed patch.
_______________________________________________
nginx mailing list
nginx@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx