How To Fix L6122 - CPIC error while selecting the R/2 system

SAP Error Message - Details

• Message type: E = Error

• Message class: L6 - LVS Link R/2 - ECC

• Message number: 122

• Message text: CPIC error while selecting the R/2 system

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L6122 - CPIC error while selecting the R/2 system ?

  The SAP error message L6122, which indicates a CPIC (Common Programming Interface Communication) error while selecting the R/2 system, typically arises due to issues in the communication between the SAP R/3 system and the R/2 system. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the R/3 and R/2 systems.
  Configuration Errors: Incorrect configuration settings in the SAP GUI or in the RFC (Remote Function Call) destination settings.
  System Availability: The R/2 system may be down or not reachable.
  Authorization Issues: The user may not have the necessary authorizations to access the R/2 system.
  CPIC Parameters: Incorrect CPIC parameters in the profile or settings of the SAP system.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the network connection between the R/3 and R/2 systems is stable and functioning. You can use tools like ping or traceroute to diagnose network issues.
  
  
  
  Verify RFC Destination:
  
  Go to transaction SM59 in the R/3 system and check the RFC destination settings for the R/2 system. Ensure that the connection type is correct and that the target system is configured properly.
  
  
  
  Check System Status:
  
  Verify that the R/2 system is up and running. You may need to contact the system administrator to check the status of the R/2 system.
  
  
  
  Review User Authorizations:
  
  Ensure that the user trying to connect has the necessary authorizations to access the R/2 system. Check user roles and profiles.
  
  
  
  Examine CPIC Parameters:
  
  Review the CPIC parameters in the instance profile of the R/3 system. Ensure that they are set correctly. You may need to consult SAP documentation or your system administrator for the correct settings.
  
  
  
  Check SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions to known issues.
  
  
  
  Restart the SAP System:
  
  In some cases, restarting the SAP system can resolve transient issues related to CPIC errors.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on CPIC errors and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  
  By following these steps, you should be able to diagnose and resolve the CPIC error L6122 when selecting the R/2 system.