When my screen is unlocked why doesn't anything show?

[AC Question]

my screen when unlock not showing ??

when i press the power button
it is showing screen to unlock
then i unlock
the all apps button and call button and all is not showing my wallaper ia also
it only showing black
the up slide is only coming

 

[B. Diddy]

Re: my screen when unlock not showing ??

Welcome to Android Central! Which phone? Have you tried rebooting?