Webpack configuration port number error, options.startPort (80) is less than 1024 - Codes Helper - Programming Question Answer

Webpack configuration port number error, options.startPort (80) is less than 1024

original configuration:

    host: "localhost",
    port: 80, 
    autoOpenBrowser: true,
    errorOverlay: true,
    notifyOnErrors: true,
    ......

can"t run. The error is as follows:

Error: Provided options.startPort(80) is less than 1024, which are cannot be bound.
    at Object.exports.getPort (E:\workspace\vue\gitProj\dcim-saas-console\node_modules\portfinder\lib\portfinder.js:106:13)
    at module.exports.Promise (E:\workspace\vue\gitProj\dcim-saas-console\build\webpack.dev.conf.js:82:13)
    at new Promise (<anonymous>)
    at Object.<anonymous> (E:\workspace\vue\gitProj\dcim-saas-console\build\webpack.dev.conf.js:80:18)
    at Module._compile (module.js:652:30)
    at Object.Module._extensions..js (module.js:663:10)
    at Module.load (module.js:565:32)
    at tryModuleLoad (module.js:505:12)
    at Function.Module._load (module.js:497:3)
    at Module.require (module.js:596:17)
    at require (internal/module.js:11:18)
    at requireConfig (E:\workspace\vue\gitProj\dcim-saas-console\node_modules\webpack\bin\convert-argv.js:97:18)
    at E:\workspace\vue\gitProj\dcim-saas-console\node_modules\webpack\bin\convert-argv.js:104:17
    at Array.forEach (<anonymous>)
    at module.exports (E:\workspace\vue\gitProj\dcim-saas-console\node_modules\webpack\bin\convert-argv.js:102:15)
    at Object.<anonymous> (E:\workspace\vue\gitProj\dcim-saas-console\node_modules\webpack-dev-server\bin\webpack-dev-server.js:223:50)

do any bosses know why? I can change to a port of 8080. Can"t it be less than 1024? why

Webpack vue.js

Apr.05,2021

Port number cannot be less than 1024. Below 1024 are dedicated ports.

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3b64a-2c26f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3b64a-2c26f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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