Hey All!
Not sure if the issue is resolved for everyone in the thread, but @afragen is correct about Port 80 being utilized, which will cause this error to be thrown.
In this previous thread, one of our tech’s Matt shares some good resources on how to track down if the port is being used, and some others have referenced common programs that use this port: Windows Issue: Local's router is having trouble starting This might be helpful if you’re unsure of where to go to next if you’re running up against this problem. 