How To Fix L6106 - Queue & CPI-C SEND error & (connect SAP)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 106

• Message text: Queue & CPI-C SEND error & (connect SAP)

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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Smart SAP Assistant

• What is the cause and solution for SAP error message L6106 - Queue & CPI-C SEND error & (connect SAP) ?

  The SAP error message L6106, which indicates a "Queue & CPI-C SEND error," typically arises in the context of communication issues between SAP systems or between an SAP system and an external system. This error can occur due to various reasons, including network problems, configuration issues, or problems with the SAP system itself.
  Causes of L6106 Error
  
  
  Network Issues: Problems with the network connection between the SAP systems or between SAP and external systems can lead to this error. This includes issues like firewalls blocking communication, network outages, or misconfigured network settings.
  
  
  Configuration Errors: Incorrect configuration of the CPI-C (Common Programming Interface for Communication) settings in the SAP system can lead to this error. This includes settings related to logical systems, RFC destinations, or CPI-C parameters.
  
  
  System Load: High system load or resource constraints on the SAP server can cause delays or failures in processing communication requests.
  
  
  Transport Layer Issues: Problems with the transport layer, such as issues with the SAProuter or other middleware components, can also lead to this error.
  
  
  Version Compatibility: Incompatibility between different versions of SAP systems or between SAP and external systems can cause communication failures.
  
  
  Solutions to L6106 Error
  
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the involved systems. You can use tools like ping or traceroute to diagnose network issues.
  
  
  Review CPI-C Configuration: Verify the CPI-C settings in the SAP system. Check the configuration of logical systems, RFC destinations, and ensure that they are correctly set up.
  
  
  Monitor System Performance: Check the performance of the SAP system to ensure it is not overloaded. Use transaction codes like SM50 or SM66 to monitor active processes and system load.
  
  
  Check SAProuter Configuration: If you are using SAProuter, ensure that it is correctly configured and that there are no issues with the routing of messages.
  
  
  Review Logs: Check the SAP system logs (transaction SM21) and the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  
  Update SAP System: Ensure that your SAP system is up to date with the latest patches and updates, as some issues may be resolved in newer versions.
  
  
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  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 relevant transaction codes such as SM21 (System Log), SLG1 (Application Log), SM50 (Process Overview), and SM66 (Global Work Process Overview) for monitoring and troubleshooting.
  Documentation: Review SAP documentation related to CPI-C and communication settings for detailed configuration guidelines.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the L6106 error effectively.