How To Fix CNV_PE_POST823 - Releasing a transfer job impossible due to parallel lock on job table

CNV_PE_POST823 - Overview

• Message type: E = Error

• Message class: CNV_PE_POST -

• Message number: 823

• Message text: Releasing a transfer job impossible due to parallel lock on job table

What causes this issue?

Trying to schedule the transfer jobs for area <ZH>&V1&</> failed. There
is already an object lock on the central job table.
In general, this issue only means that in parallel another task is
currently releasing further transfer jobs.

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?

Try again later.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE_POST823 - Details

• The SAP error message CNV_PE_POST823 indicates that a transfer job cannot be released due to a parallel lock on the job table. This typically occurs in the context of data migration or transfer processes, particularly when using SAP's data migration tools or the SAP S/4HANA Migration Cockpit.
  
  Cause:
  The error is caused by a locking mechanism that prevents multiple processes from accessing the same job table simultaneously. This can happen if:
  
  Another job is currently running and has locked the job table.
  There are multiple instances of the same job trying to access the job table at the same time.
  A previous job did not release its lock properly due to an error or interruption.
  
  
  Solution:
  To resolve this issue, you can take the following steps:
  
  
  Check Running Jobs: 
  
  Use transaction codes like SM37 (Job Monitoring) to check if there are any jobs currently running that might be holding the lock on the job table.
  If you find a