Great, I don't get the error anymore with this version.
Are you working on a Python 3 version?
There still are a number of odd things:
First, the log shows at startup this. Since my debug settings are Info, I should see the first line only.
fingscan !!!!INFO ONLY!!!! logger enabled for INFO !!!!INFO ONLY!!!!
fingscan Warning !!!!INFO ONLY!!!! logger enabled for WARNING !!!!INFO ONLY!!!!
fingscan Error !!!!INFO ONLY!!!! logger enabled for ERROR !!!!INFO ONLY!!!!
fingscan Error !!!!INFO ONLY!!!! logger enabled for CRITICAL !!!!INFO ONLY!!!!
Second, several devices show up as "Up" with a date of "0".
Third, a few typos in the Config Window:
(2**(32-x)
inbetween
debuuging