move apps from internal memory to sd card on galaxy ace

[supercrint]

I have a galaxy ace. I don't seem to be able to move some applications from internal memory to the SD card. Some it will allow to be moved, some it won't and the "move to SD card" button is grayed out. Is there any way to over-ride this?

 

[Titillating]

http/www.tomsguide.com/forum/id-2327532/moving-apps-card-setting-card-default-download-location.html