Cloning Display Problem

[hallergard]

On Kubuntu 15.04 Unify Displays works OK, but after re-login the Desktop Display for both displays have lost the widgets and the icons are now in alphabetical order (the Panel is intact though)
Video http://youtu.be/PUW33XSKjik Written companion http://goo.gl/ISVTaJ
Help would be appreciated!

[hallergard]

The problem disappeared with fresh install of 15.10

[hallergard]

Problem came back after second or third reboot