Nextcloud-client-nemo extension makes the file manager unusable

Nextcloud version : Nextcloud Hub 5 (27.0.2)
Operating system of the client: Debian 12

I installed (apt) nemo-nextcloud (3.7.3-1) on my desktop computer. Since then the File manager does not show but use >25% CPU.

mathieu@cool-master:~$ nemo

** (nemo:2931): WARNING **: 14:01:32.743: Current gtk theme is not known to have nemo support (Adwaita-dark) - checking...

** (nemo:2931): WARNING **: 14:01:32.798: The theme appears to have no nemo support.  Adding some...
Initializing Nextcloud-client-nemo extension
Using python version sys.version_info(major=3, minor=11, micro=2, releaselevel='final', serial=0)