>>>>>>>I said REFORMAT and reinstall
>>>>>>
>>>>>>You likely won't get anywhere reformatting either.
>>>>>
>>>>>
>>>>>why not?
>>>>
>>>>Because if you are getting a BSOD indicating a disk error, it most likely is a hardware error.
>>>then why is disk manager's chkdsk not fixing it (also it sais it found some error and fixed it)?
>>
>>Some disk errors (actually a lot of disk failures) are not just bad sectors. Chkdsk can only map around bad sectors.
>OK. I accept that. But why is windows not telling me what the problem actually is; rather than just reporting it cannot do anything about it. And why is windows 7 not having any problems


If a hardware error is not reported to the OS, and the hardware is critical to the OS (like a boot disk), all bets are off and a blue screen is likely.

Why wasn't Win7 having a problem? Dunno - maybe the problem is new, or maybe Win7 wasn't talking to the controller the way win8 does.