How To Fix UPS1151 - Subplans &1 and &2 have &3 common nodes

UPS1151 - Overview

• Message type: E = Error

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

• Message number: 151

• Message text: Subplans &1 and &2 have &3 common nodes

What causes this issue?

Hierarchies for subplans &V1& and &V2& have &V3& common nodes.
You can find more information on the subobjects that have been copied
under the following log entries:
Planning layout and control report URLs/ links
Planning sequences/ events at status change.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

UPS1151 - Details

• The SAP error message UPS1151 indicates that there is a conflict in the configuration of subplans within a project or process. Specifically, it states that two subplans (identified as &1 and &2) share a certain number of common nodes (indicated by &3). This can occur in various contexts, such as project management, production planning, or other areas where subplans are utilized.
  
  Cause:
  The error typically arises when:
  
  Overlapping Nodes: The two subplans have been defined in such a way that they include the same nodes or activities, which can lead to ambiguity in execution or reporting.
  
  Configuration Issues: There may be a misconfiguration in the way the subplans are set up, leading to unintended overlaps.
  Data Integrity Issues: There could be issues with the data integrity in the system, where nodes are incorrectly assigned to multiple subplans.
  
  
  Solution:
  To resolve the UPS1151 error, you can take the following steps:
  
  
  Review Subplan Definitions: Check the definitions of the subplans