How To Fix PPC1PR101 - User &1 locking postprocessing records for assemblies &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: PPC1PR - Abarbeitung der ERP-Prozesse

• Message number: 101

• Message text: User &1 locking postprocessing records for assemblies &2 &3

What causes this issue?

The backflush cannot be posted because another user has accessed the
same component with the postprocessing function.

System Response

The stock posting has failed for a component during the backflushing.
The system now attempts to generate or adapt a postprocessing record
for this. This is not possible, however, because the postprocessing
function is already accessing this postprocessing record.

How to fix this error?

Wait until the other user has completed the postprocessing and start
the the processing again.

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 PPC1PR101 - User &1 locking postprocessing records for assemblies &2 &3 ?

  The SAP error message PPC1PR101 indicates that a user is attempting to lock postprocessing records for assemblies, but the operation cannot be completed because the records are already locked by another user. This typically occurs in the context of production planning and control, where multiple users may be trying to access or modify the same data simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently processing or has locked the postprocessing records for the specified assembly.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  System Configuration: There may be configuration settings that affect how locks are managed in the system.
  
  Solution:
  
  Identify the Lock: Use transaction code SM12 to check for existing locks. You can filter by the user ID or the object type to find out who is holding the lock.
  Release the Lock: If you have the necessary authorizations, you can manually release the lock from SM12. However, be cautious when doing this, as it may disrupt another user's work.
  Wait and Retry: If the lock is held by another user, it may be best to wait until they have completed their task and then try again.
  Check for Long-Running Processes: Investigate if there are any long-running processes that might be holding the lock for an extended period.
  User Communication: If you are in a collaborative environment, communicate with the user who holds the lock to coordinate access to the records.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to troubleshoot further.
  SAP Notes: Check SAP Notes for any known issues or patches related to locking mechanisms in your version of SAP.
  User Roles and Authorizations: Ensure that users have the appropriate roles and authorizations to access and modify the records without unnecessary locking issues.
  System Performance: Monitor system performance and user activity to identify patterns that may lead to frequent locking issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.