Wallpapercropper Has Stopped!

Hello everybody! I just got my new (second) Nexus 7 2013. I have some problems with touch screen so I got a new one but now , everytime I try to setup a wallpaper I get "unfortunatlely, com.androir.wallpapercropper has stopped".

Somebody have any idea of have to fix this? I hat the android 4.3 but update to kit kat.. I think it was a mistake :(

I hope somebody can help me , I return already 2 samsung galaxy tab 3 7 and 1 nexus 7 2013.. Thank you for your help! :)