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nah &nbsp;i added that to rule out the drives themselves. <br />
<br />
It seems that whether it be a usb drive or a esata drive when trying to access the drive via drive letter i get the above error, <br />
<br />
So I dunno why &nbsp;both esata and usb drive will not work 
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nah  i added that to rule out the drives themselves.

It seems that whether it be a usb drive or a esata drive when trying to access the drive via drive letter i get the above error,

So I dunno why  both esata and usb drive will not work

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only have a problem in Vista 64bit ( business edition )
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only have a problem in Vista 64bit ( business edition )

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having a major problem with a usb mass storage controller issue . be it a memory stick or an external HD. they work &nbsp;occasionally but 99% of the time come up with :<br />
<br />
k: is not accessible.<br />
The request could not be performed because of an I/O error.<br />
<br />
Only seems to be vista 64 bit as they work fine in me ol XP box.<br />
<br />
I'm thinking Drivers ? <br />
<br />
Any 1 experienced &nbsp;this. Its a &nbsp;intel I7 2.6 with a gigabyte UD3 MB.<br />
Also got a card reader plugged in would this affect the onboard usb's like this<br />
<br />
Kramer 
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having a major problem with a usb mass storage controller issue . be it a memory stick or an external HD. they work  occasionally but 99% of the time come up with :

k: is not accessible.
The request could not be performed because of an I/O error.

Only seems to be vista 64 bit as they work fine in me ol XP box.

I'm thinking Drivers ? 

Any 1 experienced  this. Its a  intel I7 2.6 with a gigabyte UD3 MB.
Also got a card reader plugged in would this affect the onboard usb's like this

Kramer 

USB IO error 64 bit vista

System Utilities are a type of system software used to support the computer infrastructure, distinguishing it from application software which is aimed at directly performing tasks that benefit ordinary users. Commonly used utilities include password managers, disk managers, system monitors, data synchronization tools, security and antivirus software and editors.

System Utilities

This topic area includes legacy versions of Windows prior to Windows 2000: Windows 3/3.1, Windows 95 and Windows 98, plus any other Windows-related versions including Windows Mobile.

Windows OS

Components are those devices that are internal to a computer -- the PC boards, the central processor (CPU), the memory (RAM), disk and video controllers and so on.