How To Fix MMPUR_INTR_REQ008 - External Document number is referenced in another Purchase Requisition

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_INTR_REQ - Message class for MMPUR Integration for PR

• Message number: 008

• Message text: External Document number is referenced in another Purchase Requisition

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_INTR_REQ008 - External Document number is referenced in another Purchase Requisition ?

  The SAP error message MMPUR_INTR_REQ008 indicates that the external document number you are trying to use in a purchase requisition (PR) is already referenced in another purchase requisition. This typically occurs when there is an attempt to create or modify a purchase requisition using an external document number that is already associated with an existing requisition.
  Cause:
  
  Duplicate External Document Number: The external document number you are trying to use is already linked to another purchase requisition in the system.
  Data Entry Error: There may have been a mistake in entering the external document number, leading to a conflict with an existing requisition.
  System Configuration: The system may be configured to prevent the reuse of external document numbers across different requisitions.
  
  Solution:
  
  
  Check Existing Purchase Requisitions: 
  
  Use transaction codes like ME53N (Display Purchase Requisition) to search for existing requisitions that may be using the same external document number.
  If you find a requisition with the same number, you will need to either use a different external document number or modify the existing requisition if applicable.
  
  
  
  Change External Document Number: 
  
  If the external document number is not critical, consider using a different number that is not already in use.
  
  
  
  Consult with Your Team: 
  
  If you are unsure about the external document number's usage, consult with your procurement or finance team to clarify its status and determine the best course of action.
  
  
  
  Review System Configuration: 
  
  If this issue occurs frequently and is causing operational delays, it may be worth reviewing the system configuration with your SAP Basis or functional team to see if adjustments can be made to allow for more flexibility in external document number usage.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME51N (Create Purchase Requisition), ME52N (Change Purchase Requisition), and ME53N (Display Purchase Requisition).
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP Notes can provide additional context or solutions for specific scenarios.
  Documentation: Review SAP documentation or user manuals related to purchase requisition processing to understand the implications of external document numbers and how they are managed within the system.
  
  By following these steps, you should be able to resolve the error and proceed with your purchase requisition processing.