created by: @g4b0 (g4b0)
created at: 2012-11-29
original ticket: http://open.silverstripe.org/ticket/8058
When in the CMS I access the settings of a page I can change its type to every type implemented, not just the ones permitted by its father.
(SS v3.0.3 NOT rc1, not present in this Trac)
Fixed in 3.1 (validation error)