How To Fix CNV_IUUC_TCR_MAIN017 - Processing steps for table &1 are not blocked

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_TCR_MAIN - transactional consistent replication main package

• Message number: 017

• Message text: Processing steps for table &1 are not blocked

What causes this issue?

The preprocessing activity can only start if the data transfer is
blocked for the relevant table. For this table, the data transfer is not
blocked. This means that the preprocessing activity cannot start.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Ensure that for the given table, field BLOCK_PROC_STEP in DMC_MT_TABLES
is set to L.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_TCR_MAIN017 - Processing steps for table &1 are not blocked ?

  The SAP error message CNV_IUUC_TCR_MAIN017 indicates that the processing steps for a specific table (denoted by &1) are not blocked during a data migration or transformation process. This message is typically associated with the SAP Landscape Transformation (SLT) or the SAP Data Migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error can occur due to several reasons:
  
  Table Locking Issues: The table in question may not be properly locked, allowing other processes to access it, which can lead to inconsistencies during the migration.
  Configuration Issues: There may be a misconfiguration in the migration settings or the transformation rules that prevent the system from blocking the processing steps.
  Concurrent Processes: Other processes or jobs may be running that are accessing the same table, which can interfere with the migration process.
  Technical Issues: There could be underlying technical issues with the database or the SAP system that are preventing the proper locking of the table.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Check Table Locking: Ensure that the table is properly locked for the migration process. You may need to manually lock the table or ensure that no other processes are accessing it.
  Review Configuration: Verify the configuration settings for the migration process. Ensure that the transformation rules and settings are correctly defined.
  Monitor Processes: Use transaction codes like SM66 or SM50 to monitor active processes in the system. Identify any processes that may be accessing the table and terminate them if necessary.
  Check Logs: Review the logs for any additional error messages or warnings that may provide more context about the issue. You can check the SLT logs or the migration cockpit logs.
  Restart the Process: If the issue persists, consider restarting the migration process after ensuring that all configurations and locks are in place.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue cannot be resolved through the above steps, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.