SAP Message AM180 - Data were changed by user &; only display is possible

Diagnosis
The selected address is already being processed by user &V1&.

System Response
This address can not be displayed at the moment.

Procedure
Call the address again later.
If you have selected several addresses for maintenance, you must firstreturn to the address maintenance initial screen.
This is true whether or not the other user has now finished his or hermaintenance.