How To Fix CNV_20100654 - Predecessor '&' not completed yet

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 654

• Message text: Predecessor '&' not completed yet

What causes this issue?

You are trying to start a program that cannot run until its predecessor
has finished with status "OK" or "WRG".

System Response

The program cannot be started.

How to fix this error?

Execute the predecessor '&V1&' and check the log

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100654 - Predecessor '&' not completed yet ?

  The SAP error message CNV_20100654 indicates that a predecessor task in a conversion or migration process has not been completed yet. This error typically arises in the context of data migration projects, particularly when using SAP's tools for data conversion, such as the SAP S/4HANA Migration Cockpit or other data migration solutions.
  Cause:
  The error occurs when:
  
  A task that is supposed to be completed before the current task has not been finished.
  There may be dependencies between tasks in the migration process, and the current task cannot proceed until the predecessor task is successfully completed.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Task Status: Review the status of the predecessor task mentioned in the error message. Ensure that it has been completed successfully.
  
  
  Review Logs: Look at the logs or output messages from the predecessor task to identify any issues that may have caused it to fail or not complete.
  
  
  Complete Predecessor Task: If the predecessor task has not been executed, run it to completion. If it has failed, troubleshoot and resolve the issues causing the failure.
  
  
  Re-run the Current Task: Once the predecessor task is completed successfully, re-run the current task that triggered the error.
  
  
  Consult Documentation: Refer to the SAP documentation or guides related to the specific migration or conversion process you are working on. There may be specific steps or prerequisites that need to be followed.
  
  
  Seek Support: If you are unable to resolve the issue, consider reaching out to SAP support or consulting with a colleague who has experience with the specific migration tool you are using.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its task dependencies.
  Data Migration Best Practices: Review best practices for data migration to ensure that all tasks are executed in the correct order and that dependencies are managed properly.
  
  By following these steps, you should be able to identify the cause of the error and take the necessary actions to resolve it.