How To Fix CNV_IUUC_DB_CONN071 - Failed to activate DDIC proxy for logging table &1 of table &2.&3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_DB_CONN - db connection

• Message number: 071

• Message text: Failed to activate DDIC proxy for logging table &1 of table &2.&3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_DB_CONN071 - Failed to activate DDIC proxy for logging table &1 of table &2.&3 ?

  The SAP error message CNV_IUUC_DB_CONN071 indicates that there was a failure in activating the Data Dictionary (DDIC) proxy for a logging table associated with a specific table. This error typically arises in the context of SAP's data migration or data transformation processes, particularly when using the SAP Landscape Transformation (SLT) replication or other data migration tools.
  Cause:
  The error can be caused by several factors, including:
  
  Missing or Incomplete Configuration: The logging table may not be properly configured in the system, or there may be missing entries in the Data Dictionary.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to activate the DDIC proxy.
  Database Connection Issues: There may be issues with the database connection, such as network problems or database server unavailability.
  Inconsistent Data Dictionary: The Data Dictionary may be inconsistent or corrupted, leading to issues when trying to activate the proxy.
  Transport Issues: If the logging table was transported from another system, there may be inconsistencies or missing objects.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  Check Configuration: Ensure that the logging table is correctly configured in the system. Verify that all necessary settings are in place.
  Review Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to activate the DDIC proxy.
  Database Connection: Verify the database connection settings. Ensure that the database is up and running and that there are no network issues.
  Consistency Check: Perform a consistency check on the Data Dictionary. You can use transaction codes like SE11 or SE14 to check for inconsistencies.
  Re-activate the Table: Try to re-activate the logging table manually. You can do this by going to transaction SE11, selecting the table, and choosing the option to activate it.
  Check Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the failure.
  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.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SLG1 (Application Log).
  SAP Notes: Search the SAP Support Portal for notes related to CNV_IUUC_DB_CONN071 or similar issues.
  Documentation: Review the documentation for the specific data migration or transformation tool you are using, as it may provide additional troubleshooting steps.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.