permanend "You were automatically logged out for security reasons."

Hi there,
no matter which tutorial / installation i use, be it docker or binary, i get this warning immediately after login


currently i am a bit perplexed, because i strictly follow the installation instructions and yet i get this problem with the login.

The only thing i see is this error in the logfile.
```
{"level":"error","service":"proxy","error":"Get \"https://owncloud-01.xxxx.com/.well-known/openid-configuration\": context deadline exceeded (Client.Timeout exceeded while awaiting headers)","time":"2023-01-14T13:39:41.600614914Z","message":"could not initialize oidcAuth provider"}
{"level":"error","service":"proxy","error":"Get \"https://owncloud-01xxxx.com/.well-known/openid-configuration\": context deadline exceeded (Client.Timeout exceeded while awaiting headers)","time":"2023-01-14T13:39:51.63442739Z","message":"could not initialize oidcAuth provider"}
{"level":"error","service":"proxy","error":"Get \"https://owncloud-01xxxx.com/.well-known/openid-configuration\": context deadline exceeded (Client.Timeout exceeded while awaiting headers)","time":"2023-01-14T13:40:01.661739847Z","message":"could not initialize oidcAuth provider"}
```

ocis latest version on opensuse leap 15.4 with rv proxy nginx
thx for any help