How To Fix CRM_ISU_CONSUM023 - An Error Occurred in an RFC

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_ISU_CONSUM - IS-U Profile: Error Messages

• Message number: 023

• Message text: An Error Occurred in an RFC

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_ISU_CONSUM023 - An Error Occurred in an RFC ?

  The SAP error message CRM_ISU_CONSUM023 An Error Occurred in an RFC typically indicates that there was an issue with a Remote Function Call (RFC) when trying to execute a function module or method in a different SAP system or client. This error can arise from various underlying causes, and resolving it often requires a systematic approach to identify the root cause.
  Possible Causes:
  
  Network Issues: There may be connectivity problems between the systems involved in the RFC call.
  Authorization Issues: The user executing the RFC may not have the necessary authorizations to perform the action.
  Configuration Issues: The RFC destination may not be correctly configured in the SAP system.
  Function Module Errors: The function module being called may have its own issues, such as incorrect parameters or logic errors.
  System Performance: High load on the system can lead to timeouts or failures in processing the RFC call.
  Data Issues: Invalid or inconsistent data being passed to the function module can cause it to fail.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the systems. You can use tools like ping or traceroute to diagnose connectivity.
  Review Authorizations: Verify that the user has the necessary authorizations to execute the RFC. You can check this in transaction SU53 after the error occurs.
  Validate RFC Destination: Use transaction SM59 to check the configuration of the RFC destination. Test the connection to ensure it is working correctly.
  Analyze Function Module: If you have access, check the function module being called for any issues. You can use transaction SE37 to look at the function module and its parameters.
  Monitor System Performance: Check system performance metrics to see if there are any bottlenecks or high load situations that could be affecting the RFC call.
  Check Data Consistency: Ensure that the data being passed to the function module is valid and consistent. You may need to debug the calling program to inspect the data being sent.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destinations
  ST22: Dump Analysis (to check for ABAP runtime errors)
  SM21: System Log (to check for system errors)
  SU53: Authorization Check
  SE37: Function Module
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error.
  Debugging: If you have access, consider debugging the program that is making the RFC call to get more insights into the parameters being passed and the state of the system at the time of the error.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the CRM_ISU_CONSUM023 error. If the problem persists, consider reaching out to SAP support for further assistance.