npm run dev 报错 Callback was already called.

Question

pop-cb-util-ele@1.0.5 dev /Users/z/Desktop/mySpace/workSpace/pop-cb-util-ele
webpack-dev-server --inline --progress --config build/webpack.dev.conf.js
10% building modules 1/1 modules 0 active(node:18921) DeprecationWarning: Tapable.plugin is deprecated. Use new API on .hooks instead
(node:18921) DeprecationWarning: Tapable.apply is deprecated. Call apply on the plugin directly instead
10% building modules 3/3 modules 0 active/Users/z/node_modules/neo-async/async.js:14
throw new Error('Callback was already called.');
Error: Callback was already called.
at throwError (/Users/z/node_modules/neo-async/async.js:14:11)
at /Users/z/node_modules/neo-async/async.js:2805:7
at _combinedTickCallback (internal/process/next_tick.js:131:7)
at process._tickCallback (internal/process/next_tick.js:180:9)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! pop-cb-util-ele@1.0.5 dev: webpack-dev-server --inline --progress --config build/webpack.dev.conf.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the pop-cb-util-ele@1.0.5 dev script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.## 标题文字 ##
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/z/.npm/_logs/2018-08-30T11_24_54_458Z-debug.log