How To Fix SRTM056 - A class with the same name already exists outside the RTM

SAP Error Message - Details

• Message type: E = Error

• Message class: SRTM - Runtime Monitor Messages

• Message number: 056

• Message text: A class with the same name already exists outside the RTM

What causes this issue?

You tried to create an RTM test. An identically-named ABAP Objects class
was created in the process. The creation of the class failed, since
there is already a class with this name in the system.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter a different name for your RTM test.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRTM056 - A class with the same name already exists outside the RTM ?

  The SAP error message SRTM056 indicates that there is a conflict due to the existence of a class with the same name in the system, which is outside the Runtime Model (RTM). This typically occurs in the context of SAP's integration and web service frameworks, particularly when dealing with service definitions and mappings.
  Cause:
  
  
  Class Name Conflict: The error arises when you attempt to create or register a class in the RTM that has the same name as an existing class in the system. This can happen if:
  
  You have multiple versions of a service or class.
  There is a naming collision due to custom developments or third-party integrations.
  The class was previously defined in a different namespace or package.
  
  
  
  Namespace Issues: If the class is defined in a different namespace, it may not be recognized as distinct, leading to this error.
  
  
  Solution:
  
  
  Check Existing Classes: 
  
  Use transaction code SE80 (Object Navigator) or SE11 (Data Dictionary) to search for the existing class with the same name.
  Verify the package and namespace of the existing class to understand the conflict.
  
  
  
  Rename the New Class: 
  
  If possible, rename the new class you are trying to create to avoid the conflict. Ensure that the new name is unique within the relevant namespace.
  
  
  
  Adjust Namespace: 
  
  If the existing class is part of a different namespace, consider adjusting the namespace of your new class to avoid the conflict.
  
  
  
  Delete or Modify Existing Class: 
  
  If the existing class is no longer needed, you may consider deleting it or modifying it to resolve the conflict. However, be cautious with this approach as it may affect other parts of the system.
  
  
  
  Check Transport Requests: 
  
  If the class was recently transported from another system, ensure that the transport did not inadvertently overwrite or conflict with existing classes.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to the specific version of the software you are using, as there may be additional context or updates regarding this error.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error.
  Integration Framework: Familiarize yourself with the SAP Integration Framework and how classes and services are managed within it.
  Development Guidelines: Follow best practices for naming conventions and class management in SAP to minimize the risk of such conflicts in the future.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP development and integration.