Thanks,
Here are the screenshots
root@nasfamilleb:/volume1/docker/onlyoffice/DocumentServer/log/documentserver# vi nginx.error.log
2023/09/20 02:04:36 [error] 7199#7199: *1 connect() failed (111: Unknown error) while connecting to upstream, client: 192.168.0.3, server: , request: "GET /example/ HTTP/1.0", upstream: "http://127.0.0.1:3000/", host: "onlyoffice.backup.familleblav.ovh", referrer: "https://onlyoffice.backup.familleblav.ovh/welcome/"
2023/09/20 02:04:36 [error] 7199#7199: *1 connect() failed (111: Unknown error) while connecting to upstream, client: 192.168.0.3, server: , request: "GET /example/ HTTP/1.0", upstream: "http://127.0.0.1:3000/", host: "onlyoffice.backup.familleblav.ovh", referrer: "https://onlyoffice.backup.familleblav.ovh/welcome/"
2023/09/20 02:04:42 [error] 7199#7199: *4 no live upstreams while connecting to upstream, client: 192.168.0.3, server: , request: "GET /example/ HTTP/1.0", upstream: "http://example/", host: "onlyoffice.backup.familleblav.ovh", referrer: "https://onlyoffice.backup.familleblav.ovh/welcome/"
root@nasfamilleb:/volume1/docker/onlyoffice/DocumentServer/log/documentserver# cat docservice/out.log
[2023-09-20T01:43:39.319] [WARN] [localhost] [docId] [userId] nodeJS - Express server starting...
[2023-09-20T01:43:39.327] [WARN] [localhost] [docId] [userId] nodeJS - Failed to subscribe to plugin folder updates. When changing the list of plugins, you must restart the server. https://nodejs.org/docs/latest/api/fs.html#fs_availability
[2023-09-20T01:43:40.618] [WARN] [localhost] [docId] [userId] nodeJS - Express server listening on port 8000 in production-linux mode. Version: 7.4.1. Build: 36
[2023-09-20T01:44:47.141] [WARN] [localhost] [docId] [userId] nodeJS - Express server starting...
[2023-09-20T01:44:47.147] [WARN] [localhost] [docId] [userId] nodeJS - Failed to subscribe to plugin folder updates. When changing the list of plugins, you must restart the server. https://nodejs.org/docs/latest/api/fs.html#fs_availability
[2023-09-20T01:44:47.338] [WARN] [localhost] [docId] [userId] nodeJS - Express server listening on port 8000 in production-linux mode. Version: 7.4.1. Build: 36
root@nasfamilleb:/volume1/docker/onlyoffice/DocumentServer/log/documentserver# cat converter/out.log
[2023-09-20T01:43:36.415] [WARN] [localhost] [docId] [userId] nodeJS - update cluster with 1 workers
[2023-09-20T01:43:36.432] [WARN] [localhost] [docId] [userId] nodeJS - worker 644 started.
[2023-09-20T01:43:36.437] [WARN] [localhost] [docId] [userId] nodeJS - update cluster with 1 workers
[2023-09-20T01:44:47.694] [WARN] [localhost] [docId] [userId] nodeJS - update cluster with 1 workers
[2023-09-20T01:44:47.712] [WARN] [localhost] [docId] [userId] nodeJS - worker 800 started.
[2023-09-20T01:44:47.716] [WARN] [localhost] [docId] [userId] nodeJS - update cluster with 1 workers
hoping to have been complete