How To Fix APPL_MM_PUR_PO053 - Customer &1 does not exist

APPL_MM_PUR_PO053 - Overview

• Message type: E = Error

• Message class: APPL_MM_PUR_PO - Message Class for Purchase Order

• Message number: 053

• Message text: Customer &1 does not exist

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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APPL_MM_PUR_PO053 - Details

• The SAP error message APPL_MM_PUR_PO053 indicates that the customer specified in a purchase order does not exist in the system. This error typically arises when trying to create or process a purchase order that references a customer number that is either incorrect or not maintained in the system.
  
  Cause:
  
  Incorrect Customer Number: The customer number entered in the purchase order may be incorrect or mistyped.
  Customer Not Created: The customer may not have been created in the system yet.
  Customer Deactivation: The customer might have been deactivated or marked for deletion in the system.
  Data Synchronization Issues: If the system is integrated with other systems (like CRM), there may be synchronization issues leading to the customer not being available in the purchasing module.
  
  
  Solution:
  
  Verify Customer Number: Check the customer number entered in the purchase order for any typos or errors.
  Check Customer Master Data:
  Go to the customer master data transaction (e.g., XD03 for display) and verify if