How To Fix CNV_IUUC_TCR_MAIN016 - Jobs for preprocessing activity for table &1 still scheduled

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_TCR_MAIN - transactional consistent replication main package

• Message number: 016

• Message text: Jobs for preprocessing activity for table &1 still scheduled

What causes this issue?

The job for the preprocessing activity for the table still has the
status 'Scheduled'. In order for the activity to run successfully, the
relevant jobs must be executed.

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?

Check whether the job stays scheduled for a longer period of time. If
this is the case, check why the job has not started yet. The jobs have
the following naming convention: /1LT/TNX_PRE_<MT_ID>_<Table_Name>

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_MAIN016 - Jobs for preprocessing activity for table &1 still scheduled ?

  The SAP error message CNV_IUUC_TCR_MAIN016 indicates that there are jobs scheduled for the preprocessing activity of a specific table (denoted by &1) in the context of a data migration or transformation process, typically related to the SAP Landscape Transformation (SLT) or SAP Data Migration projects.
  Cause:
  This error usually occurs when:
  
  Jobs are still running: The preprocessing jobs for the specified table have not yet completed, which means that the system is still processing data for that table.
  Job scheduling issues: There may be issues with the job scheduling mechanism in SAP, causing jobs to remain in a scheduled state longer than expected.
  Resource contention: Other processes or jobs may be consuming system resources, leading to delays in job execution.
  Configuration issues: There may be misconfigurations in the data migration settings or the SLT configuration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Job Status:
  
  Go to transaction SM37 (Job Monitoring) and check the status of the jobs related to the preprocessing activity for the specified table.
  Look for any jobs that are still in the "Scheduled" or "Active" state and see if they are progressing or stuck.
  
  
  
  Monitor Job Execution:
  
  If jobs are running, monitor their progress. If they are taking too long, you may need to investigate the underlying cause (e.g., performance issues, data volume).
  
  
  
  Cancel Stuck Jobs:
  
  If you find jobs that are stuck and not progressing, consider canceling them and restarting the preprocessing activity.
  
  
  
  Check System Resources:
  
  Ensure that the system has adequate resources (CPU, memory, etc.) to handle the job execution. You can use transaction ST02 (Tune Summary) or ST04 (Database Performance Analysis) to monitor performance.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the data migration or SLT process to ensure everything is set up correctly.
  
  
  
  Re-run Preprocessing:
  
  After addressing any issues, you can re-run the preprocessing activity for the table.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM37: Job Monitoring
  ST22: Dump Analysis (to check for any short dumps related to the jobs)
  SLT Configuration: If using SLT, check the SLT configuration settings.
  
  
  
  Documentation: Refer to SAP Help documentation for Landscape Transformation or Data Migration for detailed guidance on preprocessing activities.
  
  
  SAP Community: Consider searching or posting in the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.