How To Fix ABAP_TESTDOUBLE013 - &4 Cannot create test double. An interface with name &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ABAP_TESTDOUBLE -

• Message number: 013

• Message text: &4 Cannot create test double. An interface with name &1 does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ABAP_TESTDOUBLE013 - &4 Cannot create test double. An interface with name &1 does not exist ?

  The SAP error message ABAP_TESTDOUBLE013 indicates that there is an issue with creating a test double (a mock or stub) for a specified interface in ABAP. The error message specifically states that an interface with the name provided does not exist.
  Cause:
  
  Non-existent Interface: The most common cause of this error is that the interface you are trying to use for creating a test double does not exist in the system. This could be due to a typo in the interface name or the interface not being created or activated in the system.
  Incorrect Namespace: If the interface is in a different namespace or package that is not accessible from your current context, it may lead to this error.
  Transport Issues: If the interface was recently created or modified and not yet transported to the system where you are running the test, it may not be available.
  
  Solution:
  
  Check Interface Name: Verify that the interface name you are using is correct. Ensure there are no typos or case sensitivity issues.
  Check Existence: Use transaction SE80 or SE11 to check if the interface exists in the system. You can search for the interface by name to confirm its existence.
  Activate Interface: If the interface exists but is not activated, activate it in the ABAP Workbench.
  Check Authorization: Ensure that you have the necessary authorizations to access the interface.
  Namespace and Package: Make sure that the interface is in the correct namespace and package that your test code can access.
  Transport Requests: If the interface was recently created or modified, ensure that it has been transported to the system where you are running the tests.
  
  Related Information:
  
  Test Doubles in ABAP: Test doubles are used in unit testing to simulate the behavior of complex objects. They can be mocks, stubs, or fakes, depending on the testing requirements.
  ABAP Unit Testing: Familiarize yourself with ABAP Unit Testing concepts and how to create test doubles using the ABAP Test Double Framework.
  Documentation: Refer to the official SAP documentation for more details on creating test doubles and the requirements for interfaces in ABAP.
  
  If you have checked all the above and the issue persists, consider reaching out to your SAP Basis or development team for further assistance.