How To Fix /IWBEP/CM_EQ002 - RFC call was not successful for unknown reasons

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_EQ -

• Message number: 002

• Message text: RFC call was not successful for unknown reasons

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_EQ002 - RFC call was not successful for unknown reasons ?

  The SAP error message /IWBEP/CM_EQ002 RFC call was not successful for unknown reasons typically occurs in the context of SAP Gateway and OData services. This error indicates that there was a failure in the Remote Function Call (RFC) when trying to execute a service or function module, but the exact reason for the failure is not specified in the error message.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP Gateway and the backend system.
  Authorization Issues: The user executing the call may not have the necessary authorizations to access the function module or service.
  Backend System Errors: The backend system may be experiencing issues, such as being down or having performance problems.
  Configuration Issues: There may be misconfigurations in the OData service or the RFC destination.
  Data Issues: The data being sent in the request may be invalid or not conforming to the expected format.
  Timeouts: The request may be timing out due to long processing times in the backend.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP Gateway can communicate with the backend system. You can use tools like ping or telnet to test connectivity.
  Review Authorizations: Verify that the user has the necessary authorizations to execute the function module or access the OData service.
  Check Backend System Status: Ensure that the backend system is up and running without performance issues. Check system logs for any errors.
  Validate Configuration: Review the configuration of the OData service and the RFC destination in transaction SM59. Ensure that the destination is correctly configured and test the connection.
  Inspect Data: Check the data being sent in the request for any inconsistencies or invalid values.
  Increase Timeout Settings: If the backend processing is taking too long, consider increasing the timeout settings in the SAP Gateway configuration.
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: To check and configure RFC destinations.
  SICF: To manage and activate OData services.
  SE37: To check the function module that is being called.
  SLG1: To view application logs for more detailed error messages.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  
  
  Debugging: If the issue persists, consider enabling debugging for the OData service to trace the execution and identify where the failure occurs.
  
  
  By following these steps, you should be able to diagnose and resolve the issue causing the /IWBEP/CM_EQ002 error. If the problem continues, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.