This bug is Can't reorder login items in Accounts preference pane.. It was filed on 2006-04-21 at 20:53 PDT.
The Accounts preference pane does not allow you to drag and drop login items into different orders.
Steps to Reproduce:
- Drag a login item to a different position.
The login item is moved.
The prefpane does a multiple selection.
Probably results from rdar://4523642.
Edit loginwindow.plist directly.