i found the solution :) someones close the threat plz

[Guest johnnyelf]

I have coolpad f1 8297W with original rom.Accidentatly i erased some lines from vold.fstab ,i know that if i reboot my phone will not start again,any help appreciate.(path is system/etc/vold.fstab 

Edited October 29, 2015 by johnnyelf
My problem was resolved