Comment 5 for bug 1973440

But, I also made a general apt update/upgrade, and after a reboot, this problem is gone.

But I dont understand which of these updates could have helped there:

Start-Date: 2022-05-16 20:57:58
Commandline: apt upgrade
Requested-By: henning (1000)
Upgrade: libreoffice-calc:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-gnome:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), uno-libs-private:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-base-core:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-pdfimport:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-core:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libxml2-dev:amd64 (2.9.13+dfsg-1build1, 2.9.13+dfsg-1ubuntu0.1), libxml2-utils:amd64 (2.9.13+dfsg-1build1, 2.9.13+dfsg-1ubuntu0.1), libreoffice-common:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), ure:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-draw:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libuno-purpenvhelpergcc3-3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libuno-cppu3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-impress:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libxml2:amd64 (2.9.13+dfsg-1build1, 2.9.13+dfsg-1ubuntu0.1), libxml2:i386 (2.9.13+dfsg-1build1, 2.9.13+dfsg-1ubuntu0.1), libuno-cppuhelpergcc3-3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), fonts-opensymbol:amd64 (2:102.12+LibO7.3.2-0ubuntu2, 2:102.12+LibO7.3.3-0ubuntu0.22.04.1), libreoffice-style-colibre:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-writer:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libuno-salhelpergcc3-3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-style-breeze:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-help-common:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), python3-uno:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libuno-sal3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-ogltrans:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-style-yaru:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-math:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-gtk3:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-help-en-us:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), libreoffice-style-elementary:amd64 (1:7.3.2-0ubuntu2, 1:7.3.3-0ubuntu0.22.04.1), python3-libxml2:amd64 (2.9.13+dfsg-1build1, 2.9.13+dfsg-1ubuntu0.1)
End-Date: 2022-05-16 20:58:19

I will continue monitor this and see if this appears again.
For now it's gone but I dont know why.