Load Backup failed!

Hi,
maybe someone help me. I get the following error when I try to install my backup:

21-03-07 11:51:37 INFO (MainThread) [supervisor.snapshots] Successfully imported 3645db02


21-03-07 11:52:12 WARNING (MainThread) [supervisor.jobs] 'SnapshotManager.do_restore_partial' blocked from execution, system is not healthy

Thanks in advance.

Greetings
Ben