Diagnosis
You wanted to reset the "With column headings" flag in a table control.This would result in all column heading elements being deleted.

System Response
The system asks whether you really want to delete the column headingelements.

Procedure
If you choose "Yes", the system will reset the flag and delete thecolumn heading elements. If you choose "No", the flag remains set, andthe column heading elements are not reset.
Note: If you want to retain the column heading elements but reset theflag, move them outside the table control before you reset the flag.