Thanks Meter 215
Join Date: Mar 2008
Location: In a Distant Galaxy S2 & 7"Tab
Wipe cache partition in recovery mode and if you r rooted wipe Dalvic cache also.
If problem persists do a complete factory reset.
Now your problem will be gone if it is due to any software issue or corrupt file.
Galaxy S2, S4-Mini, Galaxy Tab- 7"& Galaxy Tab2- 10.1"