How To Fix WRF_PRC_OTB021 - Missing material hierarchy ID

WRF_PRC_OTB021 - Overview

• Message type: E = Error

• Message class: WRF_PRC_OTB - Purchasing, Open-To-Buy, Seasonal Procurement Messages

• Message number: 021

• Message text: Missing material hierarchy ID

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_OTB021 - Missing material hierarchy ID ?

  The SAP error message WRF_PRC_OTB021, which indicates "Missing material hierarchy ID," typically occurs in the context of SAP's Retail or Merchandise Management modules. This error suggests that the system is unable to find a valid material hierarchy ID for a specific material or product, which is necessary for various processes such as pricing, inventory management, or reporting.
  
  Cause:
  
  Missing Configuration: The material hierarchy ID may not be configured in the system for the specific material or product category.
  Data Inconsistency: There may be inconsistencies in the master data, such as missing entries in the material master or hierarchy tables.
  Incorrect Material Type: The material type being used may not be compatible with the expected hierarchy structure.
  Hierarchy Not Assigned: The material may not be assigned to any hierarchy, or the hierarchy itself may not be active.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and verify if the material hierarchy ID is