How To Fix /IWFND/CM_MGW102 - The processing of the OData V4 request failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 102

• Message text: The processing of the OData V4 request failed

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_MGW102 - The processing of the OData V4 request failed ?

  The SAP error message /IWFND/CM_MGW102 indicates that there was a failure in processing an OData V4 request. This error can arise from various issues, and understanding the cause is essential for troubleshooting. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Service Configuration Issues: The OData service may not be properly configured or activated in the SAP Gateway.
  Authorization Problems: The user may not have the necessary authorizations to access the OData service.
  Data Model Issues: There may be issues with the underlying data model, such as missing or incorrect entity definitions.
  Backend Errors: The backend system (e.g., ABAP system) may have encountered an error while processing the request.
  Network Issues: There could be network-related issues affecting the communication between the client and the SAP Gateway.
  Malformed Request: The request sent to the OData service may be malformed or contain invalid parameters.
  
  Solutions:
  
  
  Check Service Activation:
  
  Go to the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE) and ensure that the OData service is activated.
  Check if the service is correctly registered and has the necessary technical settings.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the required authorizations to access the OData service. You can check this in transaction SU53 after the error occurs.
  
  
  
  Debugging the Service:
  
  Use transaction SE80 or SE11 to check the data model and ensure that all entities and associations are correctly defined.
  You can also debug the OData service by setting breakpoints in the relevant ABAP code.
  
  
  
  Check Backend Logs:
  
  Review the backend system logs (transaction SLG1) for any errors that may have occurred during the processing of the request.
  
  
  
  Analyze the Request:
  
  Use tools like Postman or the browser's developer tools to inspect the request being sent to the OData service. Ensure that the request format and parameters are correct.
  
  
  
  Network Troubleshooting:
  
  If you suspect network issues, check connectivity between the client and the SAP Gateway. You can use tools like ping or traceroute to diagnose network problems.
  
  
  
  Check for System Notes:
  
  Sometimes, specific issues may be addressed in SAP Notes. Check the SAP Support Portal for any relevant notes related to the error message.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: Manage OData services.
  SLG1: Application log for error analysis.
  SE80: Object Navigator for debugging and checking service definitions.
  
  
  
  SAP Notes: Search for specific SAP Notes related to OData V4 processing errors, as they may provide additional insights or patches.
  
  
  Documentation: Refer to the official SAP documentation on OData services and SAP Gateway for best practices and troubleshooting steps.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the issue persists, consider reaching out to SAP support for further assistance.