I found a solution that allows me to continue using my Canon Canoscan 9000F, but it costs. It is called VueScan, and is sold by (Removed link as per Forum Guidelines). The current cost is $40 for the "Standard Edition" and $90 for the "Professional...
I have the same problem after installing Mojave. I would like to know when/if a Mojave-compatible MP Navigator EX will be available. Otherwise, maybe I will try downgrading to High Sierra OS. If Canon doesn't solve this problem, they will lose yet an...