Diagnosis
The required text 1=short, 2= medium, 3=long, 4=header, does not existin the text fields of the corresponding data element or type.

Procedure
If you flag the text field as a variable by entering space in the 'mod'column, the longest text field from the ABAP Dictionary that fits willbe used. If the shortest text field is too long, a warning isdisplayed. If there is no text field at all (1..3), the text field isset to modified.