Quote:
Originally Posted by Stephen Dedalus
Thank you all for these replies.
I tried safe mode and plugged into a different USB, two different computers actually, with no luck.
I checked the properties to find that the folders were indeed switched to "read only," but I get an error when I try to make a change. I am told that the "parameter is incorrect" or "Data Error: cyclic redundancy check."
I'm beginning to suspect that the device is defective. I've never dealt with such a fussy little POS. 
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You can't repair a Disk that is being used bu another Windows Program.
Calibre must be fully shut down, along with any windows explorer (exclude the drive from your Anti-Virus) window looking
inside that drive (My computer is not
inside)
Bad CRC says file system damage

It
could be flash memory failure