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Ever since I installed a video driver update, my computer has this very weird problem: when I leave it on for a hour or so, everything stops working. The network is automatically disabled, and even shut down key is disabled. I can still use the desktop, but I cannot even shutdown the computer anymore, not even by doing "sudo shutdown 0" in my terminal. It used to be even wierder when I had the option of having a blank screen. When my computer was idle for a few minutes, the blank screen activates to save power, but then when I try to go back to my desktop, everything disappears. I can't even access to TTY window. Ever since I have disabled the blank screen option.
So I know maybe I could try to uninstall the video driver update, but I need it to run matlab, and I don't know what other option there is.
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when I leave it on for a hour or so, everything stops working. The network is automatically disabled, and even shut down key is disabled. I can still use the desktop, but I cannot even shutdown the computer anymore, not even by doing "sudo shutdown 0" in my terminal.
What actually happens after you run `sudo shutdown 0`?
Have you tried
poweroffIf you have used the power button to perform a hard reset any more than a few times then your filesystem is probably already damaged, as I warned you in the other thread.
I don't know what other option there is.
Try the backported fglrx drivers, as I suggested in your other thread:
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