SAP Message WL623 - Work item &: Passing on note indicator to parent & failed

Diagnosis
The changing of the note indicator from work item &v1& to the superiorwork item &v2& could not be completed successfully.
The exact reason for the error can be found by looking at the historyof work item &v2&.

System Response
The note indicator for work item &v1& was changed.
The note indicator for work item &v2& was not changed.

Procedure
Please remove the cause of the error for work item &v2&.