vcqr opened a new issue #5815: URL: https://github.com/apache/apisix/issues/5815
### Issue description [error] 47#47: *117481 upstream prematurely closed connection while reading response header from upstream ### Environment - apisix version (cmd: `apisix version`): - OS (cmd: `uname -a`): - OpenResty / Nginx version (cmd: `nginx -V` or `openresty -V`): - etcd version, if have (cmd: run `curl http://127.0.0.1:9090/v1/server_info` to get the info from server-info API): - apisix-dashboard version, if have: - the plugin runner version, if the issue is about a plugin runner (cmd: depended on the kind of runner): - luarocks version, if the issue is about installation (cmd: `luarocks --version`): ### Steps to reproduce 使用spring cloud grpc程序注册到nacos中，port在meta data中gRPC_port=xxxx ### Actual result 502 Bad Gateway openresty ### Error log [error] 47#47: *117481 upstream prematurely closed connection while reading response header from upstream, client: 172.18.0.1 ### Expected result _No response_ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@apisix.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
