webpack4.0+配置extract-text-webpack-plugin插件报错

我的报错内容如下，且看第一行即可

Error: Chunk.entrypoints: Use Chunks.groupsIterable and filter by instanceof Ent
rypoint instead
    at Chunk.get (C:\Users\Administrator\AppData\Roaming\npm\node_modules\webpac
k\lib\Chunk.js:460:9)
    at D:\www\webpack\node_modules\_extract-text-webpack-plugin@3.0.2@extract-te
xt-webpack-plugin\dist\index.js:176:48
    at Array.forEach (<anonymous>)
    at D:\www\webpack\node_modules\_extract-text-webpack-plugin@3.0.2@extract-te
xt-webpack-plugin\dist\index.js:171:18
    at AsyncSeriesHook.eval [as callAsync] (eval at create (C:\Users\Administrat
or\AppData\Roaming\npm\node_modules\webpack\node_modules\_tapable@1.0.0@tapable\
lib\HookCodeFactory.js:24:12), <anonymous>:7:1)
    at AsyncSeriesHook.lazyCompileHook [as _callAsync] (C:\Users\Administrator\A
ppData\Roaming\npm\node_modules\webpack\node_modules\_tapable@1.0.0@tapable\lib\
Hook.js:35:21)
    at Compilation.seal (C:\Users\Administrator\AppData\Roaming\npm\node_modules
\webpack\lib\Compilation.js:881:27)
    at hooks.make.callAsync.err (C:\Users\Administrator\AppData\Roaming\npm\node
_modules\webpack\lib\Compiler.js:464:17)
    at _done (eval at create (C:\Users\Administrator\AppData\Roaming\npm\node_mo
dules\webpack\node_modules\_tapable@1.0.0@tapable\lib\HookCodeFactory.js:24:12),
 <anonymous>:9:1)
    at _err1 (eval at create (C:\Users\Administrator\AppData\Roaming\npm\node_mo
dules\webpack\node_modules\_tapable@1.0.0@tapable\lib\HookCodeFactory.js:24:12),
 <anonymous>:32:22)
    at _addModuleChain (C:\Users\Administrator\AppData\Roaming\npm\node_modules\
webpack\lib\Compilation.js:749:12)
    at processModuleDependencies.err (C:\Users\Administrator\AppData\Roaming\npm
\node_modules\webpack\lib\Compilation.js:688:9)
    at _combinedTickCallback (internal/process/next_tick.js:131:7)
    at process._tickCallback (internal/process/next_tick.js:180:9)

一大推也看不懂什么玩意，大概是更新之后一些方法发生了变化，这里给出解决办法：执行如下命令

cnpm install extract-text-webpack-plugin@next --save-dev

再进行webpack编译，我的是通过了，相似问题的朋友欢迎交流