How To Fix /IWBEP/CM_V4_COS129 - Wrong use of '/' in group identifier '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_COS -

• Message number: 129

• Message text: Wrong use of '/' in group identifier '&1'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_COS129 - Wrong use of '/' in group identifier '&1' ?

  The SAP error message /IWBEP/CM_V4_COS129 Wrong use of '/' in group identifier '&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue with the way a group identifier is formatted, specifically regarding the use of the '/' character.
  Cause:
  
  Improper Formatting: The group identifier may contain a '/' character in a way that is not allowed. In OData services, certain characters have specific meanings, and using them incorrectly can lead to errors.
  Configuration Issues: The error may arise from incorrect configuration settings in the OData service or the underlying data model.
  Service Definition Errors: If the service definition or the metadata is not correctly set up, it can lead to this error.
  
  Solution:
  
  Check Group Identifier: Review the group identifier being used in the request. Ensure that it does not contain any invalid characters, particularly the '/' character, unless it is used in a valid context.
  Modify Service Configuration: If the group identifier is part of a service configuration, check the settings in the SAP Gateway Service Builder (transaction code SEGW) and ensure that the identifiers are correctly defined.
  Review OData Service Implementation: If you are developing or customizing an OData service, ensure that the implementation adheres to the OData standards and that the identifiers are correctly formatted.
  Test with Different Identifiers: If possible, test the service with different group identifiers to see if the issue persists. This can help isolate whether the problem is with a specific identifier or a broader configuration issue.
  Consult Documentation: Refer to the SAP documentation for OData services and the specific error message for additional context and troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  OData Standards: Familiarize yourself with OData standards and best practices to avoid similar issues in the future.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.