Diagnosis
Later planned changes already exist for business partner &v1&. When youactivate these changes the system overwrites the changes to thebusiness partner made in move-in/out processing.

System Response

Procedure
In business partner maintenance, go to the next screen.
In the menu, choose Extras -> Planned Changes.
Note the data that you want to retain.
If you want the changes made to the business partner during themove-in/out to remain valid, reverse the planned changes.
Leave full maintenance.
Re-enter the data you noted on the main screen.