Diagnosis
No method with a period category containing period &V4& is assigned totask &V1& in version &V2& for the time period &V3&/&V4&.

System Response
Task cannot be executed in period &V4&.

Procedure
If you still want to execute task &v1& in period &v4&, you need to useperiod categories that contain period &V4& in the customizing settingsof the task when you assign a method.