How To Fix /IWFND/CM_MGW109 - Context-id-reference '&1' found but without context-id

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 109

• Message text: Context-id-reference '&1' found but without context-id

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 /IWFND/CM_MGW109 - Context-id-reference '&1' found but without context-id ?

  The SAP error message /IWFND/CM_MGW109 Context-id-reference '&1' found but without context-id typically occurs in the context of SAP Gateway services, particularly when dealing with OData services. This error indicates that there is a reference to a context ID that is expected to be present, but it is missing or not properly set.
  Cause:
  
  Missing Context ID: The error usually arises when a request is made to an OData service that expects a context ID, but the context ID is not provided in the request.
  Session Issues: If the session has expired or if there are issues with the session management, the context ID may not be available.
  Incorrect Configuration: There may be misconfigurations in the OData service or the underlying data model that lead to this error.
  Network Issues: Sometimes, network issues can cause the context ID to not be transmitted properly.
  
  Solution:
  
  Check Request Parameters: Ensure that the request being sent to the OData service includes the necessary context ID. This may involve checking the client application or the API call being made.
  Session Management: Verify that the session is active and that the context ID is being generated and passed correctly. If the session has expired, re-authenticate to obtain a new context ID.
  Service Configuration: Review the configuration of the OData service in the SAP Gateway. Ensure that all necessary settings are correctly configured and that the service is properly activated.
  Debugging: Use transaction codes like /IWFND/ERROR_LOG to check for additional error details. You can also use the SAP Gateway Client (transaction /IWFND/GW_CLIENT) to test the service and see if the context ID is being generated correctly.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can sometimes resolve underlying issues with the Gateway framework.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any known issues or patches that may address the problem.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for OData services and SAP Gateway to understand the expected behavior and configuration settings.
  
  By following these steps, you should be able to diagnose and resolve the /IWFND/CM_MGW109 error in your SAP environment.