Nevermind, I've figured out what the problem was, nothing but my own incompetence.
Backups that I've created and set via cron job have filled up the hard drive
Thank you so much for trying to help out.
Ever wonder why they choose the name 'Vista' ?
Viruses, Instability, Spyware, Trojans, Adware, alas just another Windows release
Tired of having all that... try Ubuntu (Debian on steriods)