System Queue item has been completed with errors... [Customer and Business Manager]

[PietroV]

This Message was show in "error events":
System Queue item has been completed with errors... RunEvents

An unexpected error occurred. Please go back and retry your operation. If this error persists, contact Parallels support.

Error Message : 'System Queue item has been completed with errors'

Error Report #4cdbd996ea95e
Details
--- GENERAL ----------------------------

Description: 'System Queue item has been completed with errors' at /opt/plesk-billing/lib-billing/include/lib-mbapi/ProcessSystemQueue.php:403
Created: 2010-11-11 12:55:02
Action: RunEvents

----------------------------------------
To obtain more details, turn the debug logging on. For details on how to turn the debug logging on, see the context help on the 'Events > Debug Log' page

Any idea?!?

Btw, how can i sync the manager with the admin panel?

Greetings
Pietro