How To Fix RT494 - qRFC function module not available actively in system: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 494

• Message text: qRFC function module not available actively in system: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RT494 - qRFC function module not available actively in system: &1 ?

  The SAP error message RT494 indicates that a qRFC (queued Remote Function Call) function module is not available actively in the system. This error typically arises when there is an issue with the configuration or availability of the function module that is supposed to handle the qRFC calls.
  Cause:
  
  Function Module Not Active: The specific function module required for qRFC processing is not activated or is not available in the system.
  Transport Issues: The function module may not have been transported correctly to the system.
  System Configuration: There may be issues with the configuration of the qRFC settings in the SAP system.
  Authorization Issues: The user may not have the necessary authorizations to access the function module.
  System Errors: There could be underlying system errors or inconsistencies that are preventing the function module from being recognized.
  
  Solution:
  
  Check Function Module: Verify that the function module mentioned in the error message is indeed available in the system. You can do this by using transaction SE37 (Function Builder) to check the status of the function module.
  Activate Function Module: If the function module is not active, activate it. You can do this in SE37 by selecting the function module and choosing the "Activate" option.
  Transport Check: If the function module is missing, check if it was supposed to be transported from another system. If so, ensure that the transport request has been imported successfully.
  Review qRFC Configuration: Check the qRFC configuration settings in transaction SMQ1 (for outbound queues) and SMQ2 (for inbound queues) to ensure everything is set up correctly.
  Authorization Check: Ensure that the user executing the qRFC call has the necessary authorizations to access the function module.
  System Logs: Review system logs (transaction SM21) for any additional errors or warnings that might provide more context about the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  qRFC: This is a mechanism in SAP that allows for asynchronous communication between different SAP systems or between different processes within the same system.
  Function Module: A function module is a reusable piece of code in SAP that can be called from other programs or function modules.
  Transaction Codes:
  
  SE37: Function Builder
  SMQ1: Monitor Outbound Queues
  SMQ2: Monitor Inbound Queues
  SM21: System Log
  
  
  
  If the issue persists after following these steps, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.