documentation/example at packages/sproutcore-ui/lib/mixins/layout_support.js is also wrong
Also it is not clear to me whether the Containerview should have the Layout-Mixin, if yes, it results in a Runtime error, if not, the wrong vertical alignment as described above happen.
see http://jsfiddle.net/rsaccon/kbKsW/2/
documentation/example at packages/sproutcore-ui/lib/mixins/layout_support.js is also wrong
Also it is not clear to me whether the Containerview should have the Layout-Mixin, if yes, it results in a Runtime error, if not, the wrong vertical alignment as described above happen.