Web access error 502

Hello all, I am coming very late but I am facing that issue.
I have error that look like to be display issue but I am not sure

Otherwise, I found multiple errors related to space disk on the device
==> /var/log/gitlab/postgresql/current <==
2024-01-03_13:15:45.09707 FATAL: could not write lock file “postmaster.pid”: No space left on device
The command “df -h” command shows:

I am new user of Gitlab and I wanted to know if these disk space error can cause 502 web access error.