gedit does not restore sessions

[Christopher Semmler]

extension "session saver" is installed

I have a gedit session running with two open files. Then I close gedit and start it again. Instead of loading the previous session with the two open files, gedit starts a new, empty text file.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: gedit 3.36.2-0ubuntu1
ProcVersionSignature: Ubuntu 5.8.0-50.56~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-50-generic x86_64
NonfreeKernelModules: nvidia_modeset zfs zunicode zavl icp zcommon znvpair nvidia
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Thu May 6 18:23:20 2021
InstallationDate: Installed on 2020-04-25 (375 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
SourcePackage: gedit
UpgradeStatus: No upgrade log present (probably fresh install)