Probably you need to enable / make exception for DC++ in avast. Anyway its not a problem of DC++ so if you can't solve the problem you need to get support from avast or switch to a better security solution.
Probably you need to enable / make exception for DC++ in avast. Anyway its not a problem of DC++ so if you can't solve the problem you need to get support from avast or switch to a better security solution.