SAP Message TT187 - Test case & has no external variants

Diagnosis
If the procedure uses external variants, they come from an externalfile whose default name is the procedure number and the extension .TXT.These variants can also be included in the test procedure, and removedagain with the function 'Delete included'.
External variants

System Response
External procedure variants have not so far been included in the testprocedure.

Procedure
If you want to create external variants for this test procedure, choosethe function 'Export proposals' in the CATT menu 'Goto' 'Externalvariants'.
This loads the parameters defined in the procedure, with their shorttexts and default values, in an external file, in which you can theninsert new variants line by line. The external variants can later beexported for external editing after you have 'Include'd the file in thetest procedure and saved. You can discard the include with the function'Delete included' and Save.