How To Fix CNV_IUUC_REPLICATION406 - Cannot delete table &1 in target system

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 406

• Message text: Cannot delete table &1 in target system

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_REPLICATION406 - Cannot delete table &1 in target system ?

  The SAP error message CNV_IUUC_REPLICATION406 indicates that there is an issue with deleting a table in the target system during a data replication process, typically related to the SAP Landscape Transformation (SLT) replication setup. This error can occur for several reasons, and understanding the cause is crucial for finding a solution.
  Causes:
  
  Table Locking: The table you are trying to delete may be locked by another process or user, preventing the deletion.
  Replication Configuration: The replication configuration might not allow for the deletion of certain tables, especially if they are part of a replication setup.
  Data Consistency: There may be data consistency issues or dependencies that prevent the deletion of the table.
  Authorization Issues: The user executing the deletion may not have the necessary authorizations to perform this action.
  Technical Settings: The technical settings of the table in the target system may not allow for deletion.
  
  Solutions:
  
  Check Table Locks: Use transaction codes like SM12 to check for any locks on the table. If there are locks, you may need to wait for them to be released or contact the user who has locked the table.
  Review Replication Settings: Ensure that the replication settings allow for the deletion of the table. You may need to adjust the configuration in the SLT system.
  Data Consistency Check: Verify that there are no data consistency issues. You can use tools like SLT Monitor to check the status of the replication and identify any issues.
  Authorization Check: Ensure that the user has the necessary authorizations to delete the table. You may need to consult with your security team to verify and adjust authorizations.
  Technical Settings Review: Check the technical settings of the table in the target system to ensure that it is configured to allow deletions. This may involve reviewing the table's properties in the Data Dictionary (transaction SE11).
  
  Related Information:
  
  SLT Documentation: Review the official SAP documentation for SLT to understand the replication process and any limitations regarding table deletions.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes like SLT_MONITOR, SM12, and SE11 for monitoring and managing replication and table settings.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.