Diagnosis
Variable &v3& delivers values for characteristic &v1&. However, thevalue for this variable is supplied from the planning layout when acertain row or cell is selected. If the selection of rows is active inthe planning layout &v2&, characteristic &v1& must be available in theheader area or in the lead column of the planning layout. If theselection from cell level is active, characteristic &v1& must beavailable in the planning level of the planning layout.

Procedure
Only use such variables, which refer to characteristics, which are usedin the selection of the layout.