validateSchema is not a function（解决）_typeerror: (0 , _schemautils.default) is not a fun

目录

问题

解决

方法一、安装webpack

方法二、指定webpack版本

问题

使用webpack命令打包的时候报错，运行命令：

webpack ./

报错：

validateSchema is not a function

解决

方法一、安装webpack

npm install webpack -g

可以使用如下命令，查看是否安装成功。

webpack -v

方法二、指定webpack版本

1. 卸载之前的版本，命令：

npm uninstall webpack

运行结果：

npm WARN babel-loader@8.1.0 requires a peer of webpack@>=2 but none is installed. You must install peer dependencies yourself.
npm WARN expose-loader@0.7.5 requires a peer of webpack@^2.0.0 || ^3.0.0 || ^4.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN webpack-cli@3.3.11 requires a peer of webpack@4.x.x but none is installed. You must install peer dependencies yourself.
 
audited 1253 packages in 9.442s
 
28 packages are looking for funding
  run `npm fund` for details
 
found 318 vulnerabilities (301 low, 7 moderate, 10 high)
  run `npm audit fix` to fix them, or `npm audit` for details

2. 安装指定版本，命令：

npm install webpack@3.10.0 -g

执行结果：

npm WARN deprecated fsevents@1.2.13: fsevents 1 will break on node v14+ and could be using insecure binaries. Upgrade to fsevents 2.
/usr/local/bin/webpack -> /usr/local/lib/node_modules/webpack/bin/webpack.js
 
> uglifyjs-webpack-plugin@0.4.6 postinstall /usr/local/lib/node_modules/webpack/node_modules/uglifyjs-webpack-plugin
> node lib/post_install.js
 
npm WARN notsup Unsupported engine for watchpack-chokidar2@2.0.0: wanted: {"node":"<8.10.0"} (current: {"node":"8.11.3","npm":"6.14.7"})
npm WARN notsup Not compatible with your version of node/npm: watchpack-chokidar2@2.0.0
npm WARN notsup Unsupported engine for fsevents@2.1.3: wanted: {"node":"^8.16.0 || ^10.6.0 || >=11.0.0"} (current: {"node":"8.11.3","npm":"6.14.7"})
npm WARN notsup Not compatible with your version of node/npm: fsevents@2.1.3
 
+ webpack@3.10.0
added 112 packages from 124 contributors, removed 93 packages, updated 24 packages and moved 4 packages in 46.777s

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