How To Fix APPLG016 - DC: Only one GP is allowed to change data per distribution cycle

APPLG016 - Overview

• Message type: E = Error

• Message class: APPLG - Application Graphics Messages (Graphic Proxy Framework)

• Message number: 016

• Message text: DC: Only one GP is allowed to change data per distribution cycle

What causes this issue?

A graphics proxy has tried to change data in the data container. The
changes were rejected because another graphics proxy has already made
changes.

How to fix this error?

This probably involves a programming error.
Please check the programming. After a graphics proxy has made changes
the data must be distributed using the method DISTRIBUTE_CHANGES before
another graphics proxy can make any changes.

Error message extract from SAP system. Copyright SAP SE.

APPLG016 - Details

• The SAP error message APPLG016 indicates that there is an issue with the distribution cycle in the context of General Planning (GP) within the SAP system. Specifically, the error states that only one General Planner (GP) is allowed to change data per distribution cycle. This is a safeguard to prevent conflicts and inconsistencies that could arise if multiple planners were to modify the same data simultaneously.
  
  Cause:
  The error typically occurs due to the following reasons:
  
  Multiple GPs Attempting Changes: More than one General Planner is trying to make changes to the same data within the same distribution cycle.
  Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. If one GP has locked the data for editing, another GP will receive this error when attempting to make changes.
  
  Configuration Issues: There may be configuration settings in the system that are not aligned with the intended use of multiple planners.
  
  
  Solution:
  To resolve the APPLG016 error,