How To Fix PAB016 - The message for JIT call no. & is already being processed

PAB016 - Overview

• Message type: E = Error

• Message class: PAB - JIT calls

• Message number: 016

• Message text: The message for JIT call no. & is already being processed

What causes this issue?

A summarized JIT call whose messages have already been processed (IDoc
created via EDI, print request/spool request processed via printer
) has been locked for changes of release quantity and delivery times and
dates.

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?

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 PAB016 - The message for JIT call no. & is already being processed ?

  The SAP error message PAB016, which states "The message for JIT call no. & is already being processed," typically occurs in the context of Just-In-Time (JIT) delivery processes. This error indicates that a JIT call (a request for materials to be delivered just in time for production) is already being processed, and therefore, a new processing request for the same call cannot be initiated.
  
  Cause:
  
  Concurrent Processing: The most common cause of this error is that the JIT call is already being processed by another transaction or user. This can happen if multiple users or processes attempt to process the same JIT call simultaneously.
  System Locking: SAP uses locking mechanisms to prevent data inconsistencies. If a JIT call is locked by one process, other processes will be unable to access it until the lock is released.
  Incomplete Previous Processing: If a previous attempt to process the JIT call was interrupted or failed, it might