Debian Bullseye + sssd

After upgrading the sssd version vom Debian Buster (1.16.3-3.2) to debian Bullseys (2.4.1-2) the following errors appeared on service start:

webdav_webdav.1.x6xh2oiivckb@necadm1    | (2021-10-25 18:08:01): [sssd] [server_setup] (0x0040): Starting with debug level = 0x0070
webdav_webdav.1.x6xh2oiivckb@necadm1    | (2021-10-25 18:08:01): [be[default]] [server_setup] (0x0040): Starting with debug level = 0x0070
webdav_webdav.1.x6xh2oiivckb@necadm1    | (2021-10-25 18:08:01): [be[default]] [sbus_issue_request_done] (0x0040): sssd.dataprovider.getDomains: Error [1432158215]: DP target is not configured