How To Fix WPLG010 - Plan structure & is not based on materials; material index not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: WPLG - Interfaces for Space Management

• Message number: 010

• Message text: Plan structure & is not based on materials; material index not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WPLG010 - Plan structure & is not based on materials; material index not possible ?

  The SAP error message:
  WPLG010: Plan structure & is not based on materials; material index not possible
  
  
  Cause:
  This error occurs in SAP Production Planning (PP) or Product Cost Planning (PCP) when the plan structure used in a planning or costing run is not based on materials. Specifically, the system expects the plan structure to be material-based to create or use a material index, but the current plan structure is not set up accordingly.
  
  The plan structure defines the hierarchy or structure of the plan (e.g., product groups, materials, etc.).
  If the plan structure is not based on materials, the system cannot generate a material index, which is necessary for certain planning or costing functions.
  This often happens if the plan structure is incorrectly defined or if the plan structure assigned to the planning run is not suitable for material-based planning.
  
  
  
  Solution:
  
  
  Check the Plan Structure Definition:
  
  Go to transaction WPLG (Plan Structure Maintenance).
  Verify that the plan structure assigned