[Done] Freeze when a splittergadget is at the wrong position

[Kiffi]

Hello,

it is possible to move a splittergadget above the assigned contentgadgets.
If i do it, the PBF-File is not loadable anymore (the whole IDE freezes).

correct (reloadable):


not correct (IDE dies when loading this file):


Greetings ... Kiffi

[Polo]

Fixed.