i cannot connect to local host 3000 refuse to connect

[rudaydino]

i got problem at localhost 3000
can tell me where is my error?
i use your file downloaded here already
error message is this

[spayse]

press f12 and show me what the developer console says. this project seems pretty broken. i have had a lot of problems getting this running. i took both classes too, i have been repairing it and improving it. there will be a push from me in the near future

[vedaantBali]

You can try killing the port and then restarting the server. For BASH, use:

kill $(lsof -t -i:3000)