How To Fix SE360 - Highest outline level may not be deleted

SE360 - Overview

• Message type: E = Error

• Message class: SE - Dienstleistungen Stammdaten Leistungsposition

• Message number: 360

• Message text: Highest outline level may not be deleted

What causes this issue?

You have attempted to delete the highest outline level.
This is not possible because the highest level corresponds to the
document item.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you wish to delete this level, you must delete the item in the item
overview.

Error message extract from SAP system. Copyright SAP SE.

SE360 - Details

• The SAP error message "SE360 Highest outline level may not be deleted" typically occurs in the context of SAP's controlling (CO) module, particularly when dealing with hierarchical structures such as cost centers, profit centers, or internal orders. This error indicates that you are attempting to delete the highest level of a hierarchy, which is not allowed because it serves as the root or parent node for other subordinate elements.
  
  Cause:
  
  Hierarchy Structure: The highest outline level (root node) in a hierarchy cannot be deleted because it is essential for maintaining the integrity of the structure. Deleting it would disrupt the relationships with its child nodes.
  Data Integrity: SAP enforces this restriction to ensure that the data integrity of the hierarchy is maintained. The highest level often serves as a reference point for reporting and analysis.
  
  
  Solution:
  
  Check Hierarchy: Before attempting to delete any level in the hierarchy, ensure that you are not trying to delete