How To Fix CNV_IUUC_REPLICATION239 - Error during Initial Load

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 239

• Message text: Error during Initial Load

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 CNV_IUUC_REPLICATION239 - Error during Initial Load ?

  The SAP error message CNV_IUUC_REPLICATION239 typically occurs during the initial load phase of data replication in the context of SAP Landscape Transformation (SLT) or SAP Data Services. This error indicates that there was an issue during the initial data load process, which can be caused by various factors.
  Causes of CNV_IUUC_REPLICATION239
  
  
  Data Consistency Issues: The source data may have inconsistencies or integrity issues that prevent it from being replicated correctly.
  
  
  Configuration Errors: Incorrect configuration settings in the SLT system or the source system can lead to replication errors.
  
  
  Network Issues: Temporary network problems can interrupt the data transfer process.
  
  
  Database Locking: If the source database is locked or if there are long-running transactions, this can prevent the SLT from accessing the data.
  
  
  Insufficient Resources: Lack of memory, CPU, or disk space on the SLT server or the source system can lead to failures during the initial load.
  
  
  Data Type Mismatches: Mismatches between the data types in the source and target systems can cause replication errors.
  
  
  Solutions to CNV_IUUC_REPLICATION239
  
  
  Check Logs: Review the SLT logs for more detailed error messages. The logs can provide insights into what specifically caused the error.
  
  
  Data Validation: Ensure that the source data is consistent and free of integrity issues. You may need to clean or correct the data before attempting the load again.
  
  
  Configuration Review: Verify the configuration settings in the SLT system and ensure they match the requirements for the source and target systems.
  
  
  Network Stability: Check the network connection between the source and SLT system to ensure there are no interruptions.
  
  
  Database Monitoring: Monitor the source database for locks or long-running transactions that may be affecting data access.
  
  
  Resource Allocation: Ensure that the SLT server and source system have sufficient resources (CPU, memory, disk space) to handle the data load.
  
  
  Data Type Alignment: Check for data type mismatches between the source and target systems and resolve any discrepancies.
  
  
  Retry the Load: After addressing the issues, you can retry the initial load process.
  
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Review the official SAP documentation for SLT for best practices and configuration guidelines.
  Community Forums: Engage with SAP community forums or support channels for insights from 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.