Nexus 7 Jellybean 4.1.1 weird bug

I have experienced this bug four times over the last two weeks. It seems to occur randomly and makes launching apps from my home screen impossible. I can however launch apps from my apps menu but only the ones fully in view, not ones that are off screen. Locking and unlocking my Nexus 7 has no effect. The only way I can get it to function properly is to power it off and on again ( Standard sysadmin advice :) ). Has anybody else experienced this? Does anyone know of a fix for this? Despite this little a

• #فناوری_و_رایانه
• #jellybean
• #asus
• #nexus_7