How To Fix IUUC_CLOG_CORE220 - Table Status Check

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_CLOG_CORE - SLT Change Log Messages

• Message number: 220

• Message text: Table Status Check

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_CLOG_CORE220 - Table Status Check ?

  The SAP error message IUUC_CLOG_CORE220 typically relates to issues with the Change Data Capture (CDC) mechanism in SAP Landscape Transformation (SLT) Replication. This error indicates that there is a problem with the status of the logging table, which is crucial for tracking changes in the source system for replication to the target system.
  Cause:
  
  
  Table Status Issues: The logging table may be in an inconsistent state, which can occur due to various reasons such as:
  
  Data inconsistencies or corruption.
  Issues during the initial load or subsequent delta loads.
  System interruptions or failures during data replication.
  
  
  
  Configuration Issues: Incorrect configuration settings in the SLT system can lead to problems with the logging tables.
  
  
  Database Issues: Problems with the underlying database, such as locks or performance issues, can also affect the logging tables.
  
  
  Solution:
  
  
  Check Table Status: Use transaction codes like SLT_COCKPIT or SLT_MONITOR to check the status of the logging tables. Look for any inconsistencies or errors.
  
  
  Repair Logging Tables: If the logging table is found to be inconsistent, you may need to repair it. This can involve:
  
  Deleting the problematic entries in the logging table.
  Reinitializing the logging table if necessary.
  
  
  
  Reconfigure SLT Settings: Ensure that the SLT configuration settings are correct. This includes checking the connection settings, replication settings, and ensuring that the source and target systems are properly configured.
  
  
  Monitor System Performance: Check for any performance issues in the source or target database that might be affecting the logging process. Resolve any locks or performance bottlenecks.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  
  Restart Replication: In some cases, stopping and restarting the replication process can resolve transient issues.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for SLT and CDC for detailed information on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex configurations or potential bugs.
  
  Always ensure that you have proper backups and that you understand the implications of any changes you make to the logging tables or SLT configurations.