How To Fix CNV_IUUC_REPLICATION257 - Deletion of synonym &1 to table &2 failed (&3).

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 257

• Message text: Deletion of synonym &1 to table &2 failed (&3).

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION257 - Deletion of synonym &1 to table &2 failed (&3). ?

  The SAP error message CNV_IUUC_REPLICATION257 indicates that there was a failure in deleting a synonym for a table during the data replication process. This error is typically associated with the SAP Landscape Transformation (SLT) replication process, which is used for real-time data replication from source systems to SAP HANA or other target systems.
  Cause:
  The error can occur due to several reasons, including but not limited to:
  
  Database Permissions: The user executing the deletion may not have the necessary permissions to drop the synonym.
  Existing Dependencies: There may be existing dependencies or references to the synonym that prevent its deletion.
  Database Locking: The synonym or the underlying table may be locked by another process, preventing the deletion.
  Incorrect Configuration: There may be configuration issues in the SLT setup that lead to this error.
  Replication Issues: Problems with the replication setup or the underlying database can also lead to this error.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Permissions: Ensure that the user has the necessary permissions to delete synonyms in the database. You may need to grant the appropriate privileges.
  
  
  Check Dependencies: Investigate if there are any dependencies on the synonym. You can use database tools or queries to check for any objects that reference the synonym.
  
  
  Release Locks: If the synonym or the underlying table is locked, identify the locking session and release the lock if appropriate. You can use database management tools to check for locks.
  
  
  Review SLT Configuration: Verify the SLT configuration settings to ensure that everything is set up correctly. Check for any inconsistencies in the configuration.
  
  
  Check Logs: Review the SLT logs and database logs for any additional error messages or warnings that could provide more context about the failure.
  
  
  Manual Deletion: If necessary, you can try to manually delete the synonym using SQL commands, but ensure that this is done with caution and that you understand the implications.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to SLT and this specific error message for any additional guidance or troubleshooting steps.
  
  
  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 Landscape Transformation for best practices and configuration guidelines.
  Database Documentation: Depending on the database you are using (e.g., HANA, Oracle, etc.), consult the respective database documentation for handling synonyms and permissions.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.