How To Fix IUUC_CLOG_CORE324 - Application Server

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_CLOG_CORE - SLT Change Log Messages

• Message number: 324

• Message text: Application Server

Self-Explanatory Message

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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 IUUC_CLOG_CORE324 - Application Server ?

  The SAP error message IUUC_CLOG_CORE324 typically relates to issues with the SAP Landscape Transformation (SLT) replication process, particularly concerning the change log (CLOG) table. This error can occur in scenarios where there are problems with the data replication from the source system to the target system.
  Cause:
  
  Data Consistency Issues: The error may arise due to inconsistencies in the data being replicated, such as missing or corrupted entries in the change log tables.
  Configuration Problems: Incorrect configuration settings in the SLT system can lead to replication errors.
  Performance Issues: High load on the application server or database can cause timeouts or failures in processing the change log.
  Database Locking: If the database tables are locked or if there are long-running transactions, it can prevent the SLT from accessing the change log.
  Network Issues: Connectivity problems between the source and target systems can also lead to replication failures.
  
  Solution:
  
  Check Change Log Tables: Verify the integrity of the change log tables in the source system. Ensure that there are no missing or corrupted entries.
  Review SLT Configuration: Check the configuration settings in the SLT system to ensure they are correct. This includes verifying the connection settings, replication settings, and any filters applied.
  Monitor System Performance: Use transaction codes like ST22 (Dump Analysis) and SM21 (System Log) to check for any performance issues or errors in the application server.
  Database Locks: Use transaction code SM12 to check for any locks on the database tables that might be causing the issue. If necessary, release the locks.
  Network Connectivity: Ensure that there are no network issues between the source and target systems. Check for any firewalls or network configurations that might be affecting connectivity.
  Restart Replication: If the issue persists, consider stopping and restarting the replication process in the SLT system. This can sometimes resolve transient issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLT monitoring (LTRC), SLT configuration (LTRC), and performance monitoring (ST03N).
  SAP Documentation: Refer to the official SAP documentation for SLT for detailed guidance on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.