How To Fix LD012 - Internal line hierarchy structure is damaged

LD012 - Overview

• Message type: E = Error

• Message class: LD - Logistics Automotive Line Design

• Message number: 012

• Message text: Internal line hierarchy structure is damaged

What causes this issue?

An internal error has occurred in the program for processing the line
hierarchy. Therefore, the system cannot continue processing.

How to fix this error?

Carry out the transaction again. If this error recurs, send a problem
message to SAP.

Error message extract from SAP system. Copyright SAP SE.

LD012 - Details

• The SAP error message LD012, which states "Internal line hierarchy structure is damaged," typically occurs in the context of Logistics and can be related to issues with the line item hierarchy in documents such as sales orders, purchase orders, or delivery documents. This error indicates that there is a problem with the internal data structure that SAP uses to manage the hierarchy of line items.
  Causes:
  
  Data Corruption: The internal structure may have become corrupted due to system errors, incomplete transactions, or issues during data migration.
  Inconsistent Data: If there are inconsistencies in the data, such as missing or incorrect references between line items, it can lead to this error.
  Custom Development: If there are custom programs or enhancements that manipulate line items, they may inadvertently cause structural issues.
  System Upgrades or Patches: Sometimes, after an upgrade or patch, existing data structures may not align with the new system requirements.
  
  Solutions:
  
  Check for Data Consistency: Use transaction