How To Fix F2688 - Customer & is one-time customer: No change of account group defined

F2688 - Overview

• Message type: E = Error

• Message class: F2 - Master Data Maintenance: Customer, Vendor

• Message number: 688

• Message text: Customer & is one-time customer: No change of account group defined

What causes this issue?

The customer belongs to a one-time customer account group and changes
cannot be made to one-time customer account groups.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F2688 - Customer & is one-time customer: No change of account group defined ?

  The SAP error message F2688 ("Customer & is one-time customer: No change of account group defined") typically occurs when you are trying to change the account group of a one-time customer in the SAP system. One-time customers are special types of customer master records that are used for transactions where the customer does not have a permanent account in the system.
  
  Cause:
  
  One-Time Customer: The customer you are trying to modify is classified as a one-time customer. One-time customers are generally used for transactions that do not require a permanent customer record.
  Account Group Change: The system does not allow changes to the account group for one-time customers because they are designed to be temporary and do not have the same attributes as regular customers.
  
  
  Solution:
  
  Create a New Customer: If you need to change the account group, you will need to create a new customer master record with the desired account group instead of