how to release localhost from Error: listen EADDRINUSE

Question

i am testing a server written in nodejs on windows 7 and when i try to run the tester in the command line i get the following error

Error: listen EADDRINUSE
         


        

Answer 1

It may be possible that you have tried to run the npm start command in two different tabs .you cant run npm start when it is already running in some tab.check it once .