recently I installed Nodejs on Windows 7 and it was working perfectly. Few days ago it stops running well, for example: if I write “node C:/dir/…/server.js” the console shows: “…” and do nothing.
I have checked the 80 port and it is free, can you please help me?

Don’t enter
node<enter>first. Also, you need quotes. When you’ve opened cmd, directly typenode "C:\Users\Us Navy\...".