How To Fix E7600 - Reference customer was changed, data may be lost.

E7600 - Overview

• Message type: E = Error

• Message class: E7 - IS-U master data

• Message number: 600

• Message text: Reference customer was changed, data may be lost.

What causes this issue?

You have entered a different reference customer.

System Response

The system overwrites the existing data for the customer. Any data
entered manually may be lost.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E7600 - Reference customer was changed, data may be lost. ?

  The SAP error message E7600, which states "Reference customer was changed, data may be lost," typically occurs in the context of customer master data management. This error indicates that the reference customer associated with a particular transaction or data entry has been modified, and as a result, there is a risk that some data may not be consistent or could be lost.
  
  Cause:
  
  Change in Reference Customer: The reference customer linked to a transaction or document has been altered. This could happen if the customer master data was updated or if a different reference customer was selected.
  Data Inconsistency: The system detects that the change in the reference customer may lead to inconsistencies in the data being processed, which triggers the warning.
  Multiple Users: If multiple users are working on the same data or customer records simultaneously, one user’s changes may affect another user’s session.
  
  
  Solution:
  
  Review Changes: Check the changes made to the reference customer.