Once you have the basic install completed you need to set up the data files which are specific to the system you are trying to monitor. I may be able to help further if you can provide a link to the RRDB entry for your system.
I also am having trouble with Unitrunker. When I go in and put in the SID for Montgomery county it does not stay in the field I put in A812 but it keeps asking for a SID even though I put it in
I followed everything to a tee and still no luck. When I put in ./bucks.sh I get a error saying the directory does not exist same with tail -f stderr.2