How To Fix CNV_IUUC_REPLICATION234 - In Replication

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 234

• Message text: In Replication

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION234 - In Replication ?

  The SAP error message CNV_IUUC_REPLICATION234 typically occurs during the data replication process in SAP systems, particularly when using the SAP Landscape Transformation (SLT) replication server. This error indicates that there is an issue with the replication of data from the source system to the target system.
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Data Type Mismatch: There may be a mismatch in data types between the source and target systems.
  Network Issues: Connectivity problems between the source and target systems can interrupt the replication process.
  Configuration Issues: Incorrect configuration settings in the SLT system can lead to replication errors.
  Table Structure Changes: If the structure of the source table has changed (e.g., columns added or removed) after the initial configuration, it can cause replication issues.
  Locking Issues: If the source table is locked or if there are long-running transactions, it can prevent data from being replicated.
  
  Solution:
  To resolve the CNV_IUUC_REPLICATION234 error, you can follow these steps:
  
  Check Logs: Review the SLT logs for more detailed error messages. You can find logs in transaction code SLG1 or in the SLT monitoring tools.
  Verify Configuration: Ensure that the SLT configuration is correct. Check the connection settings, replication settings, and ensure that the source and target systems are properly configured.
  Data Type Consistency: Verify that the data types in the source and target systems match. If there are discrepancies, you may need to adjust the data types in the target system.
  Network Connectivity: Check the network connection between the source and target systems to ensure there are no interruptions.
  Table Structure: If there have been changes to the source table structure, you may need to reconfigure the replication settings or adjust the target table accordingly.
  Monitor Locks: Use transaction codes like SM12 to check for locks on the source table and resolve any locking issues.
  Restart Replication: Sometimes, simply restarting the replication process can resolve transient issues.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may provide additional insights or patches related to this error.
  Documentation: Refer to the official SAP documentation for SLT for detailed information on configuration and troubleshooting.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide solutions.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.