vue 项目npm run build报错 ?

Question

| building for production...Error processing file: static/css/app.fafa3449a57b85b61a6b8a88f741840b.css
(node:3908) UnhandledPromiseRejectionWarning: CssSyntaxError: C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\
static\css\app.fafa3449a57b85b61a6b8a88f741840b.css:899:1: Unknown word
    at Input.error (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\lib\i
nput.js:130:16)
    at Parser.unknownWord (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcs
s\lib\parser.js:563:22)
    at Parser.decl (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\lib\p
arser.js:235:16)
    at Parser.other (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\lib\
parser.js:133:18)
    at Parser.parse (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\lib\
parser.js:77:16)
    at parse (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\lib\parse.j
s:17:12)
    at new LazyResult (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss\li
b\lazy-result.js:60:16)
    at Processor.<anonymous> (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@pos
tcss\lib\processor.js:138:12)
    at Processor.process (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@postcss
\lib\processor.js:117:23)
    at Function.creator.process (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_postcss@7.0.26@
postcss\lib\postcss.js:148:43)
    at OptimizeCssAssetsPlugin.processCss (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_optim
ize-css-assets-webpack-plugin@3.2.1@optimize-css-assets-webpack-plugin\index.js:63:19)
    at Object.processor (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_optimize-css-assets-web
pack-plugin@3.2.1@optimize-css-assets-webpack-plugin\index.js:29:23)
    at C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_last-call-webpack-plugin@2.1.2@last-call-
webpack-plugin\index.js:139:8
    at arrayEach (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_lodash@4.17.15@lodash\_arrayEa
ch.js:15:9)
    at forEach (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_lodash@4.17.15@lodash\forEach.js
:38:10)
    at LastCallWebpackPlugin.process (C:\Users\hp\Desktop\vue_project\Gourmet-cakeApp - 副本\node_modules\_last-call-
webpack-plugin@2.1.2@last-call-webpack-plugin\index.js:136:3)
(node:3908) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing i
nside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rej
ection id: 2)
(node:3908) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejecti
ons that are not handled will terminate the Node.js process with a non-zero exit code.