How To Fix /SCMB/SE_MDM045 - Material &1 at SupplyPlanningArea &2 is already assigned to Active model

/SCMB/SE_MDM045 - Overview

• Message type: E = Error

• Message class: /SCMB/SE_MDM -

• Message number: 045

• Message text: Material &1 at SupplyPlanningArea &2 is already assigned to Active model

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/SE_MDM045 - Material &1 at SupplyPlanningArea &2 is already assigned to Active model ?

  The SAP error message /SCMB/SE_MDM045 indicates that a specific material (denoted by &1) is already assigned to an active model in the Supply Planning Area (denoted by &2). This typically occurs in the context of SAP Advanced Planning and Optimization (APO) or Supply Chain Management (SCM) when trying to assign a material to a model that is already linked to another active model.
  
  Cause:
  
  Duplicate Assignment: The material is already assigned to an active supply planning model, and the system does not allow multiple active assignments for the same material in the same planning area.
  Model Configuration: The configuration of the supply planning area may not allow for the reassignment of materials once they are linked to an active model.
  Data Integrity: The system enforces data integrity rules to prevent conflicts in planning and forecasting.
  
  
  Solution:
  
  Check Active Models: Review the active models in the specified supply planning area to confirm that the material is indeed