SAP Message AA240 - Field chosen is not time-dependent (Is the cursor postioned correctly?)

Diagnosis You have chosen the function 'History' to display the intervals.However, the cursor is positioned on a field that is nottime-dependent. Procedure For the function 'History', position your cursor on a field thatis time-dependent and choose the function. In the standard system, thedata fields in the 'Time-dependent data' screen are defined astime-dependent.