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

SAP Error Message - Details

• 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 leave the call in a state that prevents further processing.
  
  Solution:
  
  Check for Active Processes: Verify if another user or process is currently processing the same JIT call. You can use transaction codes like SM12 (to check for locks) or SM66 (to view active processes) to identify if the call is being processed elsewhere.
  Wait and Retry: If the call is being processed by another user, you may need to wait until that process is completed before attempting to process the JIT call again.
  Release Locks: If you find that a lock is preventing processing and it is safe to do so, you can release the lock using transaction SM12. However, be cautious with this approach, as it may lead to data inconsistencies if not handled properly.
  Check for Errors: Review any logs or error messages related to the previous processing attempts. If there was an error that caused the process to hang, resolving that issue may allow you to proceed.
  Consult Documentation: Refer to SAP documentation or support notes related to JIT processing for any specific guidance or known issues that may apply to your situation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To check and manage locks.
  SM21: To view system logs for any related errors.
  SM66: To monitor active processes in the system.
  
  
  SAP Notes: Check SAP Notes for any updates or patches that may address this issue. You can search for PAB016 in the SAP Support Portal.
  User Roles and Authorizations: Ensure that users have the appropriate roles and authorizations to process JIT calls, as insufficient permissions can sometimes lead to unexpected errors.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with SAP support for further assistance.