When doing a soft reboot my Nokia 1320, why does it restart on its own and freezes at the Nokia logo?

[Windows Central Question]

on doing soft reboot my nokia 1320 restarts on its own and freezes at the nokia logo

the phone freezes on my nokia lumnia 1320.if i soft reboot it switches off till i release the power button when it restarts on its own and again freezes on the nokia logo.i tried hard reboot again and again but after the reboot it restarts and freezes on the nokia logo