How To Fix UPC_FW121 - Several planning packages available, executing level &1 not possible

UPC_FW121 - Overview

• Message type: E = Error

• Message class: UPC_FW - Messages for Planning Framework, Areas, Levels and Packages

• Message number: 121

• Message text: Several planning packages available, executing level &1 not possible

What causes this issue?

When a planning level contains more than one package, then the direct
execution of the first planning layout of the level is not possible,
since the system cannot determine which package should be used for the
data to be processed.

How to fix this error?

Proceed in one of the following ways in order to start a planning
layout by simply clicking on it:
Click on the desired planning package. The first layout of the planning
level is executed.
Edit the level or the set planning profile so that no packages are
contained in it. In this case, simply by clicking on the planning
level, the first layout in it is executed.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPC_FW121 - Several planning packages available, executing level &1 not possible ?

  The SAP error message UPC_FW121, which states "Several planning packages available, executing level &1 not possible," typically occurs in the context of SAP Integrated Business Planning (IBP) or SAP Analytics Cloud (SAC) when there are multiple planning packages available for a specific planning level, and the system is unable to determine which one to execute.
  
  Cause:
  
  Multiple Planning Packages: The error arises when there are multiple planning packages defined for the same planning level, and the system cannot decide which one to use for execution.
  
  Configuration Issues: There may be a misconfiguration in the planning area or the planning level settings.
  Data Model Conflicts: Conflicts in the data model or inconsistencies in the planning package definitions can lead to this error.
  
  
  Solution:
  
  Review Planning Packages: Check the planning packages defined for the relevant planning level. Ensure that there is a clear distinction between them, and if necessary, consolidate or remove duplicates.
  Adjust Planning Area Settings: Verify the