SAP Message CATSXT106 - Copying not possible due to change in entry rules

Diagnosis
Different working time entry rules apply for the target date of thecopy action (for example, field selection, required entries) than forthe selected data record.
This may be due to an organizational reassignment (company code, costcenter).

System Response
The selected data record cannot be copied to the target date.

Procedure
Enter the working times for the relevant date again.