How To Fix /IWBEP/CM_MGW_GENER006 - Name '&1' for generated class already in use

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_GENER -

• Message number: 006

• Message text: Name '&1' for generated class already in use

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_MGW_GENER006 - Name '&1' for generated class already in use ?

  The SAP error message /IWBEP/CM_MGW_GENER006 indicates that there is an issue with the generation of a class in the SAP Gateway framework. Specifically, the message states that the name for the generated class (represented by &1) is already in use, which means that there is a naming conflict.
  Cause:
  
  
  Class Name Conflict: The most common cause of this error is that the class name you are trying to generate already exists in the system. This can happen if:
  
  A previous generation attempt was not properly cleaned up.
  There is a naming collision with another class or object in the system.
  The same service or entity is being generated multiple times.
  
  
  
  Transport Issues: If you are working in a transport environment, it is possible that the class was created in another system and has not been transported correctly.
  
  
  Development Environment: If multiple developers are working on the same project, one developer may have already generated the class, leading to a conflict.
  
  
  Solution:
  
  
  Check Existing Classes: 
  
  Use transaction SE80 or SE11 to check if the class with the same name already exists. If it does, you may need to delete or rename the existing class if it is not needed.
  
  
  
  Delete Generated Artifacts:
  
  If the class was generated previously and is no longer needed, you can delete it using transaction SE80 or SE24. Make sure to check for any dependencies before deletion.
  
  
  
  Change Class Name:
  
  If the class name is indeed in use and you need to keep both, consider changing the name of the new class you are trying to generate.
  
  
  
  Check Transport Requests:
  
  If you suspect a transport issue, check the transport requests to ensure that all necessary objects have been transported correctly.
  
  
  
  Regenerate the Service:
  
  After resolving the naming conflict, you can attempt to regenerate the service or class again.
  
  
  
  Check for Locks:
  
  Sometimes, objects can be locked by other users or processes. Ensure that there are no locks on the class or related objects.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SE80 (Object Navigator)
  SE24 (Class Builder)
  SE11 (Data Dictionary)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  Documentation: Review the SAP Gateway documentation for best practices on naming conventions and class generation.
  
  
  By following these steps, you should be able to resolve the error and successfully generate the required class in the SAP system.