How To Fix /SAPAPO/DMRES104 - Dimension not modifiable, resource already used in PPM

/SAPAPO/DMRES104 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 104

• Message text: Dimension not modifiable, resource already used in PPM

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES104 - Dimension not modifiable, resource already used in PPM ?

  The SAP error message /SAPAPO/DMRES104 Dimension not modifiable, resource already used in PPM typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to modify a resource dimension that is already being utilized in a Production Planning Model (PPM). This error indicates that the resource you are attempting to change is currently linked to a planning object, making it non-modifiable.
  
  Cause:
  
  Resource Usage: The resource you are trying to modify is already assigned to a Production Planning Model (PPM) or is being used in a planning scenario.
  Locking Mechanism: SAP APO has a locking mechanism to prevent changes to resources that are actively being used in planning scenarios to maintain data integrity.
  Data Consistency: The system is designed to ensure that any changes to resources do not disrupt ongoing planning processes.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Resource Usage:
  
  Identify where the resource is being used