How To Fix WN506 - Customer & not maintained

WN506 - Overview

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 506

• Message text: Customer & not maintained

What causes this issue?

A customer that has not been created in the system, or has already been
archived, is assigned to the plant.

System Response

The plant data cannot be changed. If the customer has already been
archived and deleted, changes to the address can lead to
inconsistencies. The site data can only be displayed.

How to fix this error?

Check whether the customer has been archived and deleted. If it has
been, you can retrieve the customer from the archive.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WN506 - Customer & not maintained ?

  The SAP error message WN506 "Customer & not maintained" typically occurs in the context of logistics or sales processes when a customer master record is not properly maintained or is missing in the system. This error can arise in various scenarios, such as during sales order processing, delivery creation, or billing.
  
  Cause:
  
  Missing Customer Master Record: The customer number referenced in the transaction does not exist in the system.
  Incomplete Customer Data: The customer master record exists but is missing essential data, such as sales area, payment terms, or other required fields.
  Data Deactivation: The customer record may have been marked as inactive or deleted.
  Incorrect Customer Number: The customer number entered may be incorrect or mistyped.
  
  
  Solution:
  
  
  Check Customer Master Record:
  
  Use transaction code XD03 (Display Customer) or VD03 (Display Customer - Sales Area) to verify if the customer exists in the system.
  If the customer does not exist, create a new customer record using transaction code XD01