Help me debug java code

everything is done just need help with a few bugs and the j unit file not found an exception problem
it is a simulation interaction among different forms of life in a plain. most of the work is done, I do not think i will take that long
I have all the classes completed but just getting little bugs. for the Junit test, I have written them. The only problem is I keep getting file not found exception, I cannot figure out what the problem is.

Please see attched