How To Fix /IWBEP/CM_MGW_RT204 - Call '&1' for '&2' failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 204

• Message text: Call '&1' for '&2' 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 /IWBEP/CM_MGW_RT204 - Call '&1' for '&2' failed ?

  The SAP error message /IWBEP/CM_MGW_RT204 Call '&1' for '&2' failed typically occurs in the context of SAP Gateway services, particularly when there is an issue with the OData service call. This error indicates that a specific call to a function or method has failed, and it usually provides two parameters: &1 and &2, which represent the specific function or method name and the entity or resource being accessed, respectively.
  Causes:
  
  Service Not Activated: The OData service may not be activated in the SAP Gateway.
  Authorization Issues: The user may not have the necessary authorizations to access the service or the underlying data.
  Backend Issues: There may be issues in the backend system, such as a missing or incorrect implementation of the function module or method.
  Data Issues: The data being accessed may not exist or may be in an inconsistent state.
  Network Issues: There could be network connectivity issues between the SAP Gateway and the backend system.
  Configuration Issues: Incorrect configuration of the OData service or the underlying data model.
  
  Solutions:
  
  Activate the Service: Check if the OData service is activated in the SAP Gateway using transaction code /IWFND/MAINT_SERVICE. If it is not activated, activate it.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the OData service and the underlying data. You can use transaction code SU53 to analyze authorization issues.
  Debug the Backend: If you have access, debug the backend implementation to identify any issues in the function module or method being called.
  Check Data Consistency: Verify that the data being accessed exists and is in a consistent state. You can use transaction codes like SE11 to check the data model.
  Network Connectivity: Ensure that there are no network issues between the SAP Gateway and the backend system. You can use tools like ping or traceroute to check connectivity.
  Review Configuration: Check the configuration of the OData service and ensure that it is set up correctly. This includes checking the service definition and the data model.
  
  Related Information:
  
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: To manage OData services.
  SE80: To check the implementation of the OData service.
  SE11: To check the database tables and structures.
  SU53: To analyze authorization issues.
  
  
  
  Logs and Traces:
  
  Check the SAP Gateway error logs using transaction code /IWFND/ERROR_LOG for more detailed error messages.
  Use transaction code SLG1 to check application logs for any related entries.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the error message.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /IWBEP/CM_MGW_RT204 error message.