Error: listen EADDRINUSE: address already in use 127.0.0.1:8888

编译打包报错，Error: listen EADDRINUSE: address already in use 127.0.0.1:8888

查询原因是端口被占用，关闭占用的端口号即可。

具体怎么关闭端口，可以参考网上其他资料：https://blog.csdn.net/m0_55930697/article/details/118026084

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