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If the configuration file has not been changed, the port is usually occupied
Usually restarting the server will do the trick. If it still doesn’t work, it’s a mysql port conflict
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
If the configuration file has not been changed, the port is usually occupied
Usually restarting the server will do the trick. If it still doesn’t work, it’s a mysql port conflict