[Solved] VUE npm run devevents.js:160 throw er; // Unhandled ‘error’ event listen EADDRIN…

The error is as follows:

Cause of error:

Listen eadrinuse: 8002 means that the current 8002 port is occupied


1: Simple and rude: turn off the relevant programs that may be affected and restart them


1. Win + R, CMD query whether the port number used is occupied:

Input command: netstat – aon|findstr “8002”

Press enter to display the PID number of the program corresponding to port 8080; As shown in the figure below:

2. Find the corresponding program according to the PID number:

Input command: tasklist | findstr “12452”

Press enter to display the program that occupies the port, as shown in the following figure:

3. Press the shortcut key “Ctrl + Shift + ESC” to call up the Windows Task Manager, and end the program process according to the corresponding name of PID/program. As shown in the figure below:

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