How To Fix WS201 - No purchasing group passed on

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 201

• Message text: No purchasing group passed on

Self-Explanatory Message

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• What is the cause and solution for SAP error message WS201 - No purchasing group passed on ?

  SAP Error Message:
  
  WS201 - No purchasing group passed on
  
  Cause:
  The error message WS201 occurs when a purchasing group is not provided or passed during a purchasing document creation or processing step where it is mandatory. The purchasing group is a key organizational unit in SAP MM (Materials Management) that represents a group of buyers responsible for procurement activities.
  This error typically arises in scenarios such as:
  
  Creating a purchase order or purchase requisition without specifying a purchasing group.
  When the system expects a purchasing group to be derived from master data or user input but fails to find it.
  Custom validations or user-exits that require a purchasing group but none is supplied.
  
  
  Solution:
  To resolve the WS201 - No purchasing group passed on error, consider the following steps:
  
  
  Check Purchasing Group Entry:
  
  Ensure that the purchasing group field is filled in the purchasing document (e.g., purchase order, purchase requisition).
  The purchasing group is usually entered in the header or item level depending on configuration.
  
  
  
  Master Data Verification:
  
  Verify that the vendor master or material master has a default purchasing group assigned if the system is supposed to derive it automatically.
  Check if the purchasing group is maintained correctly in the relevant master data.
  
  
  
  User Input:
  
  If the purchasing group is to be entered manually, instruct users to provide a valid purchasing group.
  Validate that the purchasing group entered exists in the system (transaction OMSG to display purchasing groups).
  
  
  
  Configuration Check:
  
  Check if the purchasing group is mandatory in the document type or item category configuration.
  Review any custom validations, user-exits, or BADIs that enforce the presence of a purchasing group.
  
  
  
  Default Values Setup:
  
  Set default purchasing groups in the user parameters or document type settings if applicable.
  Use transaction OMSG to maintain purchasing groups and ensure they are active.
  
  
  
  Debugging:
  
  If the error persists, debug the process to see where the purchasing group is expected but missing.
  Check the enhancement spots or user-exits related to purchasing document creation.
  
  
  
  
  Related Information:
  
  
  Purchasing Group (EKGRP):
  
  A purchasing group is a key organizational unit in SAP MM responsible for procurement activities. It is used for reporting, authorization, and workflow routing.
  
  
  Transaction Codes:
  
  ME21N - Create Purchase Order
  ME51N - Create Purchase Requisition
  OMSG - Maintain Purchasing Groups
  
  
  
  SAP Notes and Documentation:
  
  Check SAP OSS notes for any known issues related to WS201.
  Refer to SAP Help Portal for MM Purchasing Group configuration.
  
  
  
  Common Fields:
  
  Purchasing Group field is usually found in the header or item details of purchasing documents.
  Field name in tables: EKGRP
  
  
  
  
  Summary:
  The WS201 - No purchasing group passed on error indicates that a required purchasing group is missing during purchasing document processing. The solution involves ensuring the purchasing group is entered, maintained in master data, and correctly configured in the system. Proper user training and configuration checks usually resolve this issue.