Folders just below the "C" drive cannot be specified as a destination or the temporary folder to save images scanned with CanoScan Toolbox. (Windows Vista)
Issue
Folders just below the "C" drive (or the drive the OS is installed) cannot be specified as a destination or the temporary folder to save images scanned with CanoScan Toolbox.
Cause and Solution
You cannot save images in a folder just below the "C" drive.
Create a new folder or use an available folder for saving images.