How To Fix /SAPAPO/MVM_SVC055 - Error in aRFC communication when calling &1 in task &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MVM_SVC -

• Message number: 055

• Message text: Error in aRFC communication when calling &1 in task &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MVM_SVC055 - Error in aRFC communication when calling &1 in task &2 ?

  The SAP error message /SAPAPO/MVM_SVC055 indicates an issue with asynchronous Remote Function Call (aRFC) communication in the context of SAP Advanced Planning and Optimization (APO). This error typically occurs when there is a problem with the communication between different SAP systems or between different processes within the same system.
  Cause:
  
  Network Issues: There may be network connectivity problems between the systems involved in the aRFC call.
  Configuration Issues: The RFC destination may not be correctly configured, or the target system may not be reachable.
  System Load: High system load or performance issues can lead to timeouts or failures in processing aRFC calls.
  Authorization Issues: The user or system may not have the necessary authorizations to execute the function module being called.
  Function Module Issues: The function module being called may not exist, or there may be issues with its implementation.
  
  Solution:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the systems involved. 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 it is correctly set up and that the target system is reachable.
  Monitor System Performance: Check the performance of the SAP system using transaction SM50 or SM66 to see if there are any performance bottlenecks.
  Check Authorizations: Ensure that the user executing the aRFC call has the necessary authorizations to call the function module.
  Review Function Module: Check if the function module being called exists and is functioning correctly. You can test it in transaction SE37 or SE80.
  Check Logs: Review the system logs (transaction SM21) and the application logs (transaction SLG1) for any additional error messages that may provide more context.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Documentation: Review the official SAP documentation for aRFC and APO for more detailed information on configuration and troubleshooting.
  
  If the issue persists after following these steps, it may be necessary to involve your SAP Basis team or SAP support for further investigation.