How To Fix JIT00461 - Update records for backflush partly locked

SAP Error Message - Details

• Message type: E = Error

• Message class: JIT00 - JIT: Messages for JIT Process

• Message number: 461

• Message text: Update records for backflush partly locked

What causes this issue?

A backflush cannot currently be carried out for all materials, as some
posting records are locked.
(Parallel posting, possibly with transaction JITB)
User: &V1&

System Response

The posting is carried out only for those entries that are not locked.

How to fix this error?

The locked records are transferred into the <DS:TRAN.JITB>Reprocessing
the backflush list</>. Carry out the postings later from this list.
It is posible that there is also a system error in the lock management
(lock table: JITBACKFTM, lock object: E_JITLO4).

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 JIT00461 - Update records for backflush partly locked ?

  The SAP error message JIT00461, which states "Update records for backflush partly locked," typically occurs in the context of the Just-In-Time (JIT) production process. This error indicates that there are issues with updating records during the backflush process, often due to locks on certain database records.
  Causes:
  
  
  Database Locks: The most common cause of this error is that the records required for the backflush operation are locked by another transaction or user. This can happen if another user is currently processing the same data or if there is a long-running transaction that has not yet been completed.
  
  
  Concurrency Issues: If multiple users or processes are trying to access or update the same records simultaneously, it can lead to locking issues.
  
  
  Configuration Issues: Incorrect configuration in the JIT settings or in the production order can also lead to this error.
  
  
  System Performance: If the system is under heavy load, it may take longer for transactions to complete, leading to temporary locks.
  
  
  Solutions:
  
  
  Wait and Retry: If the error is due to temporary locks, waiting for a few moments and then retrying the operation may resolve the issue.
  
  
  Check for Locks: Use transaction codes like SM12 (to view and manage locks) to check if there are any active locks on the records you are trying to update. If you find locks that are no longer needed, you can release them.
  
  
  Review User Activity: Check if other users are working on the same records. If possible, coordinate with them to avoid conflicts.
  
  
  Optimize Transactions: If the issue is due to long-running transactions, consider optimizing the processes to reduce the time they take, thus minimizing the chances of locks.
  
  
  Configuration Review: Review the JIT configuration settings to ensure they are set up correctly. This may involve checking the production order settings, backflush settings, and any related parameters.
  
  
  System Performance Monitoring: Monitor system performance to identify any bottlenecks that may be causing delays in transaction processing.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check locks), SM21 (to view system logs), and ST22 (to check for dumps) for troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  User Documentation: Review SAP documentation related to JIT processes and backflush operations for best practices and troubleshooting tips.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.