after upgrade to 1.0.0-alpha.45, vuepress build fails with ReferenceError: window is not defined

[butameron]

• I confirm that this is an issue rather than a question.

Bug report

Version

vuepress/1.0.0-alpha.45 linux-x64 node-v11.6.0

Steps to reproduce

at empty dir

$  yarn add -D vuepress@next
$ echo '# Hello VuePress' > README.md
$ npx vuepress build

What is expected?

npx vuepress build complete successfully.

What is actually happening?

npx vuepress build fails.

$  yarn add -D vuepress@next
$ echo '# Hello VuePress' > README.md
$ npx vuepress build
wait Extracting site metadata...
tip Apply theme @vuepress/theme-default ...
tip Apply plugin container (i.e. "vuepress-plugin-container") ...
tip Apply plugin @vuepress/register-components (i.e. "@vuepress/plugin-register-components") ...
tip Apply plugin @vuepress/active-header-links (i.e. "@vuepress/plugin-active-header-links") ...
tip Apply plugin @vuepress/search (i.e. "@vuepress/plugin-search") ...
tip Apply plugin @vuepress/nprogress (i.e. "@vuepress/plugin-nprogress") ...
[1:24:57 AM] Compiling Client
[1:24:58 AM] Compiling Server
[1:25:09 AM] Compiled Server in 11s
[1:25:12 AM] Compiled Client in 15s
wait Rendering static HTML...
Rendering page: /error Error rendering /: false
undefined
ReferenceError: window is not defined
    at createApp (node_modules/@vuepress/core/lib/client/app.js:65:0)
    at Promise (node_modules/@vuepress/core/lib/client/serverEntry.js:4:26)
    at new Promise (<anonymous>)
    at module.exports.__webpack_exports__.default.context (node_modules/@vuepress/core/lib/client/serverEntry.js:3:15)
    at /mnt/e/Temp/vuepress-test/node_modules/vue-server-renderer/build.dev.js:9391:15
    at new Promise (<anonymous>)
    at /mnt/e/Temp/vuepress-test/node_modules/vue-server-renderer/build.dev.js:9353:14
    at Object.renderToString (/mnt/e/Temp/vuepress-test/node_modules/vue-server-renderer/build.dev.js:9529:9)
    at Build.renderPage (/mnt/e/Temp/vuepress-test/node_modules/@vuepress/core/lib/node/build/index.js:156:34)
    at Build.render (/mnt/e/Temp/vuepress-test/node_modules/@vuepress/core/lib/node/build/index.js:94:33)

Other relevant information

• Your OS: Ubuntu on WSL (Windows 10 Pro 1809)
• Node.js version: 11.6.0
• Browser version: Chrome latest
• Is this a global or local install? Local
• Which package manager did you use for the install? yarn
• Does this issue occur when all plugins are disabled? yes

[ulivz]

Fixed at out at 1.0.0-alpha.46.

[butameron]

@ulivz thank you. it works fine.

[geelato]

@ulivz
How to fix it? I have a same error while use third lib(vue-context.js).

"dependencies": {
"ant-design-vue": "^1.3.8",
"axios": "^0.19.0-beta.1",
"core-js": "^2.6.5",
"lodash.get": "^4.4.2",
"lodash.pick": "^4.4.0",
"vue": "^2.6.10",
"vue-context": "^4.0.0"
},
"devDependencies": {
"@vue/cli-plugin-babel": "^3.3.0",
"@vue/cli-plugin-eslint": "^3.3.0",
"@vue/cli-service": "^3.3.0",
"babel-eslint": "^10.0.1",
"eslint": "^5.16.0",
"eslint-plugin-vue": "^5.0.0",
"html-webpack-plugin": "^4.0.0-beta.4",
"less": "^3.8.1",
"less-loader": "^4.1.0",
"vue-template-compiler": "^2.5.21",
"vuepress": "^1.0.0-alpha.48"
}

ReferenceError: window is not defined
at Object.module.exports.normalMerge (node_modules/vue-context/dist/js/vue-context.js:1:222)
at webpack_require (webpack/bootstrap:25:0)
at Module. (server-bundle.js:28629:19)
at webpack_require (webpack/bootstrap:25:0)
at Module. (server-bundle.js:37162:68)
at webpack_require (webpack/bootstrap:25:0)
at Module. (server-bundle.js:27716:66)
at webpack_require (webpack/bootstrap:25:0)
at Module. (server-bundle.js:100832:18)
at webpack_require (webpack/bootstrap:25:0)
at Object. (server-bundle.js:55802:18)
at webpack_require (webpack/bootstrap:25:0)
at server-bundle.js:118:18
at Object. (server-bundle.js:121:10)