How To Fix MCEX173 - Check the installed qRFC version -> Long text

SAP Error Message - Details

• Message type: E = Error

• Message class: MCEX - Extraction Interface LIS/BW

• Message number: 173

• Message text: Check the installed qRFC version -> Long text

What causes this issue?

You have changed the update mode to "Queued Delta". With this method,
we expicitly recommend that you install at least qRFC version &V2&. The
qRFC version in the current system is &V1& .

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Contact your system administrator directly. OSS note 438015 provides
information about the qRFC versions that are currently valid.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MCEX173 - Check the installed qRFC version -> Long text ?

  The SAP error message MCEX173, which states "Check the installed qRFC version," typically indicates an issue related to the quality of service for Remote Function Calls (qRFC) in the SAP system. This error can arise when there is a mismatch or an issue with the version of the qRFC component installed in your SAP system.
  Cause:
  
  Version Mismatch: The installed version of the qRFC component may not be compatible with the version of the SAP system or other components.
  Incomplete Installation: The qRFC component may not have been installed correctly or completely.
  Configuration Issues: There may be configuration issues in the qRFC settings that need to be addressed.
  System Upgrade: If the system has recently been upgraded, the qRFC version may not have been updated accordingly.
  
  Solution:
  
  Check Installed Version: Verify the installed version of the qRFC component. You can do this by using transaction codes like SPAM or SAINT to check for updates or patches.
  Update qRFC: If the version is outdated or incompatible, consider updating the qRFC component to the latest version that is compatible with your SAP system.
  Reinstall qRFC: If the installation seems incomplete, you may need to reinstall the qRFC component.
  Review Configuration: Check the configuration settings for qRFC in your SAP system. Ensure that all necessary parameters are set correctly.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP Notes often provide solutions or workarounds for known issues.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SMQ1 (for outbound queues) and SMQ2 (for inbound queues) to monitor and manage qRFC queues.
  SAP Documentation: Refer to the official SAP documentation for detailed information on qRFC and its configuration.
  System Logs: Check system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the MCEX173 error in your SAP system.