How To Fix CNV460 - Program & cannot run at the moment due to the sequence number

CNV460 - Overview

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 460

• Message text: Program & cannot run at the moment due to the sequence number

What causes this issue?

Program & cannot run at this point because not all programs whose
sequence number is lower than the one for program &1 have been
completed successfully.

System Response

The program was stopoed.

How to fix this error?

Wait until all programs whose sequence number is lower than the one for
program &1 are completed, then schedule a new job in the
conversion monitor.

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.

CNV460 - Details

• The SAP error message "CNV460 Program & cannot run at the moment due to the sequence number" typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the sequence number of the program or process that is being executed.
  
  Cause:
  
  
  Sequence Number Conflict: The error usually arises when there is a conflict in the sequence number assigned to the migration or conversion process. This can happen if:
  
  The process is being executed out of the expected order.
  There are multiple instances of the same program trying to run simultaneously.
  The sequence number has not been properly incremented or managed in the database.
  
  
  
  Locking Issues: If another process is currently using the same resources or if there are locks on the database tables involved, it can prevent the program from executing.
  
  
  
  Configuration Issues: Incorrect configuration settings in