When i open the canoscan toolbox, and try to scan, it says "unable to select twain source." i have tried the troubleshooter, downloaded the driver and the entire canoscan program (for 64-bit vista) from canon's website, and tried many other fixes. any advice would be appreciated.. Setting up the toolbox scan-1 / scan-2 button functions solution. select source. the scan-2 button is not linked to any software by default right after the application programs are installed from the canoscan setup utility cd-rom. link scanned image to.. Select this one and then hit the edit… button to bring up the edit system variable dialog. in the variable value text box, scroll all the way to the right and then add in the path c:windowstwain_32cnq4803 that was determined earlier..
Scanning film (9950f) solution. scanning film (9950f) to use the canoscan toolbox copy function, the scanner and printer should be connected to the computer, all powered on, and the drivers should be installed properly and functioning. select a [select source] option. film: you can select the image quality setting in this mode.. This feature is not available right now. please try again later.. Canoscan toolbox is a software utility which will help make using your scanner easier. the canoscan toolbox application makes the buttons on the front panel works now too. user reviews.
