How To Fix S_UNIFIED_CON_API090 - Update of objectlist for RFC Service &1 failed.

SAP Error Message - Details

• Message type: E = Error

• Message class: S_UNIFIED_CON_API - Messages for API for Unified Connectivity

• Message number: 090

• Message text: Update of objectlist for RFC Service &1 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message S_UNIFIED_CON_API090 - Update of objectlist for RFC Service &1 failed. ?

  The SAP error message S_UNIFIED_CON_API090 indicates that there was a failure in updating the object list for an RFC (Remote Function Call) service. This error can occur in various scenarios, often related to issues with the configuration or execution of RFC connections.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the RFC destination.
  Authorization Issues: The user or service account may not have the necessary authorizations to perform the update.
  Configuration Errors: The RFC destination may not be correctly configured, or the target system may not be reachable.
  System Load: High load on the SAP system or the target system can lead to timeouts or failures in processing requests.
  Data Consistency Issues: There may be inconsistencies in the data being processed, leading to failures during the update.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the target system is stable and functioning correctly. You can use tools like ping or traceroute to diagnose network issues.
  Verify RFC Destination: Go to transaction SM59 and check the configuration of the RFC destination. Ensure that the connection parameters are correct and that the target system is reachable.
  Check Authorizations: Ensure that the user or service account executing the RFC call has the necessary authorizations to perform the update. You can check this in transaction SU53 after the error occurs.
  Monitor System Load: Check the performance of both the SAP system and the target system. If either system is under heavy load, consider scheduling the update during off-peak hours.
  Review Logs: Check the application logs (transaction SLG1) and system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the failure.
  Data Validation: Ensure that the data being sent in the RFC call is valid and consistent. If there are any data integrity issues, resolve them before attempting the update again.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destinations (Display/Maintain)
  SU53: Display Authorization Check
  SLG1: Application Log
  SM21: System Log
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for RFC and related services to ensure that you are following best practices for configuration and usage.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.