How To Fix CNV_IUUC_REPLICATION220 - Insert failed for &1 on host &2.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 220

• Message text: Insert failed for &1 on host &2.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION220 - Insert failed for &1 on host &2. ?

  The SAP error message CNV_IUUC_REPLICATION220 Insert failed for &1 on host &2 typically occurs in the context of SAP Landscape Transformation (SLT) replication. This error indicates that there was a failure when trying to insert data into the target system during the replication process. The placeholders &1 and &2 represent the specific table name and the host name where the error occurred, respectively.
  Causes:
  
  Database Constraints: The target table may have constraints (like primary key, foreign key, or unique constraints) that are being violated by the incoming data.
  Data Type Mismatch: There may be a mismatch between the data types of the source and target tables, leading to an inability to insert the data.
  Network Issues: Temporary network issues or connectivity problems between the source and target systems can cause replication failures.
  Locking Issues: The target table may be locked by another process, preventing the insert operation from completing.
  Insufficient Permissions: The user account used for the replication may not have sufficient permissions to perform insert operations on the target table.
  Data Quality Issues: The data being replicated may contain invalid or unexpected values that cannot be inserted into the target table.
  
  Solutions:
  
  Check Constraints: Review the target table's constraints and ensure that the data being replicated does not violate any of them. Adjust the data or constraints as necessary.
  Data Type Validation: Verify that the data types in the source and target tables match. If there are discrepancies, consider adjusting the data types or transforming the data before replication.
  Network Stability: Ensure that the network connection between the source and target systems is stable. Check for any intermittent connectivity issues.
  Check Locks: Investigate if the target table is locked by another transaction. If so, wait for the lock to be released or resolve the locking issue.
  Permissions Review: Confirm that the user account used for the SLT replication has the necessary permissions to perform insert operations on the target table.
  Data Quality Checks: Implement data validation checks to ensure that the data being replicated is clean and adheres to the expected formats and values.
  
  Related Information:
  
  SLT Configuration: Review the SLT configuration settings to ensure that they are correctly set up for the replication process.
  SLT Logs: Check the SLT logs for more detailed error messages or warnings that can provide additional context about the failure.
  SAP Notes: Search for relevant SAP Notes that may address known issues or provide patches related to this error message.
  Monitoring Tools: Utilize SAP monitoring tools to track the replication process and identify any bottlenecks or issues in real-time.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.