Ubuntu logs me out regularly

[Guandaru]

the system just logs me out and closes all my opened application windows.

ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: gnome (not installed)
ProcVersionSignature: Ubuntu 5.13.0-20.20-generic 5.13.14
Uname: Linux 5.13.0-20-generic x86_64
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Wed Oct 27 09:49:36 2021
InstallationDate: Installed on 2021-10-23 (3 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: meta-gnome3
UpgradeStatus: Upgraded to impish on 2021-10-26 (0 days ago)