Diagnosis
On the alternative overview, you have selected a number of alternativesin order to display the headers or items for these alternatives.
You are now looking at the header detail screen, header overview oritem overview of one of the selected alternatives and want to get thesame data from the next selected alternative using functionAlt +.
As the data you are looking at is the data of the last selectedalternative within the alternative overview, this message appears.

Procedure
Choose function Alt - to move in the other direction, or go backto the alternative overview using function key F3 and reselect asrequired.