IMHO if you create a container for Yast2 and place all the containers within it, the problem should be solved. You just have to give an appropriate default size to the container. Could you please explain how your solution exactly looks like or provide a
https://bugzilla.novell.com/show_bug.cgi?id=722053
https://bugzilla.novell.com/show_bug.cgi?id=722053#c60
Thomas Göttlicher