How To Fix CNV_IUUC_REPLICATION004 - Replication of table &1 could not be stopped

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 004

• Message text: Replication of table &1 could not be stopped

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION004 - Replication of table &1 could not be stopped ?

  The SAP error message CNV_IUUC_REPLICATION004 indicates that the replication of a specific table could not be stopped. This error typically occurs in the context of SAP Landscape Transformation (SLT) replication, which is used for real-time data replication from source systems to SAP HANA or other target systems.
  Causes:
  
  Active Replication Process: The replication process for the specified table is still active, and there may be ongoing transactions that prevent it from being stopped.
  Locking Issues: There may be locks on the table or related resources that prevent the replication from being halted.
  Configuration Issues: There could be misconfigurations in the SLT setup or in the connection between the source and target systems.
  System Performance: High system load or performance issues may cause delays or failures in stopping the replication process.
  Technical Errors: There may be underlying technical issues, such as database errors or network problems, that are preventing the operation from completing.
  
  Solutions:
  
  Check Active Replication: Verify if the replication for the table is still active. You can do this by checking the SLT monitoring tools or transaction codes like LTRC (SLT Replication Monitor).
  Stop Replication Manually: If the replication is stuck, you may need to manually stop it using the SLT configuration or monitoring tools.
  Release Locks: Investigate and resolve any locks on the table. You can use transaction codes like SM12 to check for and release locks.
  Review Configuration: Ensure that the SLT configuration is correct and that there are no issues with the connection between the source and target systems.
  Check System Performance: Monitor system performance and resource usage. If the system is under heavy load, consider optimizing performance or scheduling replication tasks during off-peak hours.
  Consult Logs: Review the SLT logs for any additional error messages or warnings that could provide more context about the issue.
  Restart SLT Services: In some cases, restarting the SLT services or the entire system may help resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTRC (SLT Replication Monitor), LTRS (SLT Configuration), and SLT logs.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error.
  Documentation: Review the official SAP documentation for SLT to understand the replication process and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.