How To Fix TT187 - Test case & has no external variants

SAP Error Message - Details

• Message type: E = Error

• Message class: TT - Extended Computer Aided Test Tool (eCATT) messages

• Message number: 187

• Message text: Test case & has no external variants

What causes this issue?

If the procedure uses external variants, they come from an external
file whose default name is the procedure number and the extension .TXT.
These variants can also be included in the test procedure, and removed
again with the function 'Delete included'.
<DS:DE.CATEXCMD>External variants</>

System Response

External procedure variants have not so far been included in the test
procedure.

How to fix this error?

If you want to create external variants for this test procedure, choose
the function 'Export proposals' in the CATT menu 'Goto' 'External
variants'.
This loads the parameters defined in the procedure, with their short
texts and default values, in an external file, in which you can then
insert new variants line by line. The external variants can later be
exported for external editing after you have 'Include'd the file in the
test procedure and saved. You can discard the include with the function
'Delete included' and Save.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TT187 - Test case & has no external variants ?

  The SAP error message TT187, which states "Test case & has no external variants," typically occurs in the context of SAP Test Management, particularly when dealing with test cases that are expected to have external variants (data sets) associated with them but do not.
  Cause:
  
  Missing External Variants: The test case is defined without any external variants, which are necessary for executing the test with different data sets.
  Configuration Issues: There may be a configuration issue in the test case setup or in the test management system that prevents the association of external variants.
  Incorrect Test Case Type: The test case may not be set up correctly to utilize external variants, or it may be of a type that does not support them.
  
  Solution:
  
  
  Add External Variants:
  
  Go to the test case in the SAP Test Management tool.
  Check the configuration and ensure that external variants are defined.
  Create and associate the necessary external variants with the test case.
  
  
  
  Review Test Case Configuration:
  
  Ensure that the test case is configured correctly to allow for external variants.
  Check if the test case type supports external variants.
  
  
  
  Check Authorization:
  
  Ensure that you have the necessary authorizations to create or modify external variants.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific instructions on how to create and manage external variants in your version of SAP.
  
  
  
  Contact Support:
  
  If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  
  
  Related Information:
  
  SAP Test Management: This is a module within SAP that allows for the management of test cases, test plans, and test execution.
  External Variants: These are data sets that can be used to run the same test case with different inputs, allowing for more comprehensive testing.
  Test Case Types: Different types of test cases may have different capabilities regarding the use of external variants.
  
  By following these steps, you should be able to resolve the TT187 error and successfully associate external variants with your test case.