How To Fix KP571 - No posting due to locks in the plan data interface.

KP571 - Overview

• Message type: E = Error

• Message class: KP - CO-OM Planning

• Message number: 571

• Message text: No posting due to locks in the plan data interface.

What causes this issue?

Certain records transferred to the plan data interface cannot be posted
to because other users are working with them.

How to fix this error?

Repeat the interface callup, this time with all data records.

Error message extract from SAP system. Copyright SAP SE.

KP571 - Details

• The SAP error message KP571 ("No posting due to locks in the plan data interface") typically occurs in the context of planning and controlling modules, particularly when there are issues related to data locks in the planning interface. This error indicates that the system is unable to post data because the relevant planning data is currently locked by another user or process.
  Causes:
  
  Data Locking: The most common cause is that another user or process is currently accessing or modifying the planning data, which results in a lock that prevents other transactions from proceeding.
  Long-running Transactions: If a transaction takes too long to complete, it can hold locks longer than expected, causing subsequent transactions to fail.
  Batch Jobs: Background jobs that are running and accessing the same planning data can also lead to locks.
  Inconsistent Data State: If there are inconsistencies in the planning data or if the data is being updated while another process