I asked Bruce about the following;"IO ERRORS: 125". And he suggested I contact you, the resident expert on Bit Defender .
Well, if there was any doubt, the fact that Bruce has appointed me the resident expert on anything -- aside from say, playing fetch -- proves that he has a sense of humor.
Nonetheless, we must soldier on as best we can, so: By the power invested in me by Bruce, I hereby declare that you have one of five things going on:
[1] It could be that your hard drive has some bad sectors and/or is getting ready to die on you -- the former being much more likely than the latter -- I think. Run Scandisk to check the condition of your hard drive.
(Special note if you are using Win XP. The Scandisk command is no longer available. Here is an explanation of what to do if you are using XP. http://support.microsoft.com/?kbid=315265 )