Wow, i think this did it
Thank you very much
root@proxima-1:/# apt remove libpve-rs-perl
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following packages will be REMOVED:
libpve-rs-perl
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
After this operation, 4,421 kB disk space will be freed.
Do you want to continue? [Y/n]
(Reading database ... 61782 files and directories currently installed.)
Removing libpve-rs-perl (0.6.1) ...
Processing triggers for pmg-api (7.1-4) ...
root@proxima-1:/# pmgversion -v
proxmox-mailgateway: 7.1-1 (API: 7.1-4/523ac520, running kernel: 5.13.19-6-pve)
pmg-api: 7.1-4
pmg-gui: 3.1-3
pve-kernel-helper: 7.2-6
pve-kernel-5.13: 7.1-9
pve-kernel-5.13.19-6-pve: 5.13.19-15
pve-kernel-5.13.19-5-pve: 5.13.19-13
pve-kernel-5.13.19-1-pve: 5.13.19-3
clamav-daemon: 0.103.6+dfsg-0+deb11u1
ifupdown2: 3.1.0-1+pmx3
libarchive-perl: 3.4.0-1
libjs-extjs: 7.0.0-1
libjs-framework7: 4.4.7-1
libproxmox-acme-perl: 1.4.2
libproxmox-acme-plugins: 1.4.2
libpve-apiclient-perl: 3.2-1
libpve-common-perl: 7.2-2
libpve-http-server-perl: 4.1-3
libxdgmime-perl: 1.0-1
lvm2: 2.03.11-2.1
pmg-docs: 7.1-2
pmg-i18n: 2.7-2
pmg-log-tracker: 2.3.1-1
postgresql-13: 13.7-0+deb11u1
proxmox-mini-journalreader: 1.3-1
proxmox-spamassassin: 3.4.6-4
proxmox-widget-toolkit: 3.5.1
pve-firmware: 3.5-1
pve-xtermjs: 4.16.0-1
zfsutils-linux: 2.1.4-pve1