How To Fix /IWBEP/CM_V4_GWS028 - Schedule with key '&1' not updated

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_GWS -

• Message number: 028

• Message text: Schedule with key '&1' not updated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_GWS028 - Schedule with key '&1' not updated ?

  The SAP error message /IWBEP/CM_V4_GWS028 Schedule with key '&1' not updated typically occurs in the context of SAP Gateway and OData services. This error indicates that there was an issue updating a schedule entity in the system, and it usually involves a problem with the data being sent to the backend or the state of the entity being updated.
  Possible Causes:
  
  Invalid Key: The key provided in the request may not correspond to an existing schedule in the database.
  Concurrency Issues: Another process may have modified or deleted the schedule after it was retrieved but before the update was attempted.
  Authorization Issues: The user may not have the necessary permissions to update the schedule.
  Data Validation Errors: The data being sent in the update request may not meet the validation rules defined in the backend.
  Backend Errors: There may be issues in the backend system that prevent the update from being processed, such as database locks or other errors.
  
  Solutions:
  
  Check the Key: Verify that the key being used in the request is correct and corresponds to an existing schedule in the system.
  Review Concurrency: Ensure that no other processes are modifying the same schedule at the same time. Implement optimistic locking if necessary.
  Check Authorizations: Ensure that the user making the request has the necessary authorizations to perform the update operation.
  Validate Data: Review the data being sent in the update request to ensure it meets all validation criteria defined in the backend.
  Check Backend Logs: Look at the backend system logs for any errors or warnings that may provide more context on why the update failed.
  Debugging: If you have access, use debugging tools to trace the execution of the update request and identify where it fails.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  OData Service Documentation: Review the documentation for the specific OData service you are using to understand the expected input and output formats.
  Transaction Codes: Use transaction codes like /IWFND/ERROR_LOG to view error logs related to OData services, which may provide additional insights into the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.