When I have that kind of trouble, it is usually because I forgot to defragment the drive before I image it. Try that and running a check disk.

[quote=“afmrick, post: 2804, member: 417”]I’m pretty sure that you can save over existing images FWIW. I usually create a new one just so that the old one is still available at least until the upload is complete.[/quote]
I agree. I have had images fail for whatever reason(not often). You don’t want to be left without any image