How To Fix /IWFND/CM_COS028 - Creating GSI implementation '&1' failed. Check maintenance view

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_COS -

• Message number: 028

• Message text: Creating GSI implementation '&1' failed. Check maintenance view

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_COS028 - Creating GSI implementation '&1' failed. Check maintenance view ?

  The SAP error message /IWFND/CM_COS028 Creating GSI implementation '&1' failed. Check maintenance view typically occurs in the context of the SAP Gateway Service Builder or when working with OData services. This error indicates that there was a failure in creating a Generic Service Implementation (GSI) for an OData service.
  Causes:
  
  Missing or Incorrect Configuration: The GSI implementation may not be properly configured, or there may be missing entries in the maintenance view.
  Authorization Issues: The user may not have the necessary authorizations to create or modify GSI implementations.
  Technical Issues: There could be underlying technical issues, such as database inconsistencies or problems with the service definition.
  Existing Implementation: An implementation with the same name may already exist, leading to a conflict.
  Transport Issues: If you are working in a transport environment, there may be issues with transport requests.
  
  Solutions:
  
  Check Maintenance View: Go to the relevant maintenance view (transaction code SE11 or SE16) and check for any inconsistencies or missing entries related to the GSI implementation.
  Review Authorizations: Ensure that the user has the necessary authorizations to create or modify GSI implementations. You may need to check roles and profiles assigned to the user.
  Check for Existing Implementations: Verify if an implementation with the same name already exists. If it does, consider renaming the new implementation or modifying the existing one.
  Recreate the Implementation: If the implementation is corrupted, you may need to delete it and recreate it from scratch.
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the failure.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  Technical Support: If the issue persists, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE80 (Object Navigator), SE11 (Data Dictionary), and SLG1 (Application Log).
  SAP Gateway: Understanding the SAP Gateway architecture and how OData services are created and managed can help in troubleshooting.
  Documentation: Refer to the official SAP documentation for OData services and the SAP Gateway for best practices and guidelines.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.