How To Fix UPS1021 - Hierarchy cannot contain more than one root text node

UPS1021 - Overview

• Message type: E = Error

• Message class: UPS1 - SEM-BPS Status and Tracking System Messages

• Message number: 021

• Message text: Hierarchy cannot contain more than one root text node

What causes this issue?

Hierarchy cannot contain text nodes. Text nodes are language-specific
and are not clear. As a result, no user assignment can take place.

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?

Select a hierarchy without text nodes.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPS1021 - Hierarchy cannot contain more than one root text node ?

  The SAP error message UPS1021, which states "Hierarchy cannot contain more than one root text node," typically occurs in the context of SAP systems that utilize hierarchies, such as SAP BW (Business Warehouse) or SAP HANA. This error indicates that the hierarchy structure you are trying to create or modify has more than one root node, which is not allowed.
  
  Cause:
  The error is caused by the following scenarios:
  
  Multiple Root Nodes: You have defined multiple nodes at the top level of the hierarchy, which violates the requirement that a hierarchy can only have one root node.
  Incorrect Data Structure: The data being imported or the structure being defined may have been incorrectly set up, leading to multiple entries being treated as root nodes.
  Hierarchy 
  Configuration Issues: There may be issues in the configuration of the hierarchy itself, such as incorrect parent-child relationships.
  
  
  Solution:
  To resolve the UPS1021 error, you can take the following steps:
  
  
  Review Hierarchy Structure:
  
  Check