"My scanner is Agfa Snapscan 1212u and it should be supported fine with Sane. Your SW inform that Sorry - Skanlite : Opening the selected scanner failed. I have Mint 16 Xfce, should this work in my environment?"
"My scanner is old Agfa Snapscan 1212u. Your program see that it is Agfa Snapscan but not model information exist. After tru to scan: Failed to scan - Unable to connect to scanner."