How To Fix CP519 - Sub-operation number &/&/&/&/& is not unique

CP519 - Overview

• Message type: E = Error

• Message class: CP - Task list messages: Core data

• Message number: 519

• Message text: Sub-operation number &/&/&/&/& is not unique

What causes this issue?

The number of a sub-operation for operation &V4& in sequence &V3& of
group &V1&, group counter &V2& is not unique. Processing is only
possible if all sub-operations of an operation have unique numbers.

How to fix this error?

Please correct the numbers of the sub-operations for operation &V4&.

Error message extract from SAP system. Copyright SAP SE.

CP519 - Details

• The SAP error message CP519 indicates that there is a problem with the uniqueness of sub-operation numbers in a production order or a routing. This error typically arises in the context of production planning and control, particularly when dealing with operations in a routing or production order.
  
  Cause:
  The error message CP519 occurs when:
  
  Duplicate Sub-Operation Numbers: There are multiple sub-operations defined with the same sub-operation number within the same operation in a routing or production order.
  Incorrect Configuration: The routing or production order may have been incorrectly configured, leading to non-unique identifiers for sub-operations.
  Data Entry Errors: Manual entry errors during the creation or modification of routings or production orders can lead to duplicate sub-operation numbers.
  
  
  Solution:
  To resolve the CP519 error, you can take the following steps:
  
  
  Check Routing/Production Order:
  
  Go to the routing or production order in question and review the operations and sub-operations.
  Ensure that each sub-operation number is unique within the same operation.
  
  
  
  Modify Sub-Operation Numbers:
  
  If