I entered the rescue mode but then when i restart my laptop it stuck in rescue mood. I tried both option shundown and reboot but it does't work it appear like this.
Black screen
Syncing all filesystems.
Disabling swap space.
Killing all process.
Terminating all process.
Unmounting all filesystems.
Shutdown in progress.
.................................................
The system is going down NOW!
Sent SIGTERM to all process
Sent SIGKILL to all process
Requesting system reboot
[ 331.679555] sd 4:0:0:0: [sda] Synchronizing SCSI cache
[ 331.695767] Disabling non-boot CPUs . . .
[ 332.320290] Restarting system.
[ 332.320307] reboot: machine restart
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P.s. I use windows 8.1 SL 64 bit