node.js error message events.js:183 throw er; // Unhandled 'error' event

Question

Playing around Microsoft\'s botframework, when I try to run the app.js file, which is the main file of the bot, the first time is fine, after I close the bot emulator, and a

Answer 1

You might be running some other application on the same port, and it is still running. So you can't run two applications on the same port.