Oh yes, every time any kind of issue with a pc or a program appear, it is always a first to ...
NOW PAY ATTENTION!!!
BACKUP WHAT YOU CAN BACKUP
THEN!!
Shut down the pc and let it rest for 2 mins, then restart
I emphasize backup, because sometimes, when there is a weird behaviour in a pc, it is the 'swan-song' of the hw!
Next time you try to reboot, all you MAY see is bsod, or just bios-faults, but im happy the issue was solved :)