Status Bar & softkeys are disappeared

[shahjahankdr]

I just was changing my tablet soft keys and works with SoftKeyZ I changed sofkeys and I forget that I have't backup stock soft keys I just Open SoftKeyZ & click on backup > apply backup then my tablet reboot after reboot softkeys status bar missing also wallpaper turned into black and also it's not capturing screenshots ,I restore my tablet se problems please help me without flashing rom
My Tablet Android Version:4.2.2