[FEATURE] #5135 Enhance the error message about missing setData.

Change-Id: I1f3d5dc8a166f42911ea574a033c6a872790490b
Reviewed-on: http://review.typo3.org/32861
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>