How To Fix WRF_ARTICLELIST000 - No instance of (CL_GENERIC_HIERARCHY_DATA)

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_ARTICLELIST - Mesage Class of Material List

• Message number: 000

• Message text: No instance of (CL_GENERIC_HIERARCHY_DATA)

Self-Explanatory Message

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• What is the cause and solution for SAP error message WRF_ARTICLELIST000 - No instance of (CL_GENERIC_HIERARCHY_DATA) ?

  SAP Error Message:
  WRF_ARTICLELIST000 No instance of (CL_GENERIC_HIERARCHY_DATA)
  
  Cause
  This error typically occurs in SAP Retail or related modules when the system expects an instance of the class CL_GENERIC_HIERARCHY_DATA but does not find it. The class CL_GENERIC_HIERARCHY_DATA is used to handle generic hierarchy data structures, often related to article hierarchies, assortment hierarchies, or product categorization.
  Common causes include:
  
  Missing or incomplete initialization of hierarchy data objects in custom or standard code.
  Incorrect or missing configuration related to article hierarchies.
  A program or report trying to access hierarchy data without proper instantiation of the required class.
  Data inconsistencies or missing master data related to article hierarchies.
  Custom enhancements or user exits that do not properly instantiate or pass the hierarchy data object.
  
  
  Solution
  
  
  Check Program or Report Code:
  
  Verify that the object of class CL_GENERIC_HIERARCHY_DATA is properly instantiated before it is used.
  Example:DATA: lo_hierarchy_data TYPE REF TO cl_generic_hierarchy_data.
  CREATE OBJECT lo_hierarchy_data.
  
  Ensure that the object is not INITIAL or NULL when methods or attributes are accessed.
  
  
  
  Review