external-helpers

[php5drvn]

packege.json :

`{
"name": "m",
"version": "1.0.0",
"description": "d",
"author": "d",
"private": true,
"scripts": {
"webpack": "webpack --config webpack.config.js",
"start": "npm run dev",
"build": "node build/build.js"
},
"dependencies": {
"vue": "^2.5.2",
"vue-progressbar": "^0.7.5",
"vue-router": "^3.0.1",
"vuex": "^3.0.1",
"vuex-router-sync": "^5.0.0"
},
"devDependencies": {
"autoprefixer": "^7.1.2",
"babel-core": "^6.22.1",
"babel-helper-vue-jsx-merge-props": "^2.0.3",
"babel-loader": "^7.1.1",
"babel-plugin-syntax-jsx": "^6.18.0",
"babel-plugin-transform-runtime": "^6.22.0",
"babel-plugin-transform-vue-jsx": "^3.5.0",
"babel-preset-env": "^1.3.2",
"babel-preset-stage-2": "^6.22.0",
"chalk": "^2.0.1",
"copy-webpack-plugin": "^4.0.1",
"css-loader": "^0.28.0",
"extract-text-webpack-plugin": "^3.0.0",
"file-loader": "^1.1.4",
"friendly-errors-webpack-plugin": "^1.6.1",
"html-webpack-plugin": "^2.30.1",
"webpack-bundle-analyzer": "^2.9.0",
"node-notifier": "^5.1.2",
"postcss-import": "^11.0.0",
"postcss-loader": "^2.0.8",
"postcss-url": "^7.2.1",
"semver": "^5.3.0",
"shelljs": "^0.7.6",
"optimize-css-assets-webpack-plugin": "^3.2.0",
"ora": "^1.2.0",
"rimraf": "^2.6.0",
"uglifyjs-webpack-plugin": "^1.1.1",
"url-loader": "^0.5.8",
"vue-loader": "^13.3.0",
"vue-style-loader": "^3.0.1",
"vue-template-compiler": "^2.5.2",
"portfinder": "^1.0.13",
"webpack": "^3.6.0",
"webpack-dev-server": "^2.9.1",
"webpack-merge": "^4.1.0"
},
"engines": {
"node": ">= 6.0.0",
"npm": ">= 3.0.0"
},
"browserslist": [
"> 1%",
"last 2 versions",
"not ie <= 8"
]
}

webpack.config.js:
`const webpack = require('webpack');
const path = require('path');

module.exports = {
entry: [ './main.js'],
watch: true,
module: {
rules: [
{
test: /.js$/,
loader: 'babel-loader',
},
{
test: /.css$/,
exclude: /node_modules/,
use: [
{
loader: 'style-loader',
},
{
loader: 'css-loader',
options: {
importLoaders: 1,
}
},
{
loader: 'postcss-loader'
}
]
}
],
},
resolve: {
extensions: ['.tsx', '.ts', '.js'],
},
plugins: [
],
output: {
path: path.join(__dirname, 'dist'),
filename: 'server.js',
},
};`

when I'm trying to compile main.js with webpack I have this error :
`Webpack is watching the files…

Hash: 1fc9a1610a1ee1093ba1
Version: webpack 3.12.0
Time: 729ms
Asset Size Chunks Chunk Names
server.js 5.32 kB 0 [emitted] main
[0] multi ./main.js 28 bytes {0} [built]
[1] ./main.js 45 bytes {0} [built]
+ 1 hidden module

ERROR in ./node_modules/vue-progressbar/dist/vue-progressbar.js
Module build failed: ReferenceError: Unknown plugin "external-helpers" specified in "...
@ ./main.js 1:0-45
@ multi ./main.js`

main.js import VueProgressBar from 'vue-progressbar'
`

[vratojr]

I have the same problem