Updating from 0.2.3 to 0.4.0 Html Webpack Plugin - ReferenceError: window is not defined

Created by: FranciscoGileno

I tried to update to 0.4.0 following the changelog, and got this after "npm start"

Have I done something wrong?

OBS: I am using Windows 10 and Git Bash as my Terminal.

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Html Webpack Plugin: ReferenceError: window is not defined

• addStyles.js?:14 eval C:\Projects\cantina-self-service\control-panel//react-scripts//style-loader/addStyles.js?:14:30
• addStyles.js?:9 eval C:\Projects\cantina-self-service\control-panel//react-scripts//style-loader/addStyles.js?:9:47
• addStyles.js?:31 module.exports C:\Projects\cantina-self-service\control-panel//react-scripts//style-loader/addStyles.js?:31:68
• material.css?:7 eval C:\Projects\cantina-self-service\control-panel/~/react-mdl/extra/material.css?:7:93
• index.html:561 Object. C:/Projects/cantina-self-service/control-panel/index.html:561:2
• index.html:519 webpack_require C:/Projects/cantina-self-service/control-panel/index.html:519:30
• index.html:50 fn C:/Projects/cantina-self-service/control-panel/index.html:50:20
• loader.js:1 eval C:\Projects\cantina-self-service\control-panel/index.html?.//react-scripts//html-webpack-plugin/lib/loader.j s:1:367
• index.html:552 Object. C:/Projects/cantina-self-service/control-panel/index.html:552:2
• index.html:519 webpack_require C:/Projects/cantina-self-service/control-panel/index.html:519:30
• From previous event:
• index.js:108 Compiler. [control-panel]/[react-scripts]/[html-webpack-plugin]/index.js:108:8
• Tapable.js:71 Compiler.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:71:13
• Compiler.js:226 Compiler.emitAssets [control-panel]/[react-scripts]/[webpack]/lib/Compiler.js:226:7
• Compiler.js:54 Watching. [control-panel]/[react-scripts]/[webpack]/lib/Compiler.js:54:18
• Compiler.js:403 [control-panel]/[react-scripts]/[webpack]/lib/Compiler.js:403:12
• Tapable.js:67 Compiler.next [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:67:11
• CachePlugin.js:40 Compiler. [control-panel]/[react-scripts]/[webpack]/lib/CachePlugin.js:40:4
• Tapable.js:71 Compiler.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:71:13
• Compiler.js:400 Compiler. [control-panel]/[react-scripts]/[webpack]/lib/Compiler.js:400:9
• Compilation.js:577 Compilation. [control-panel]/[react-scripts]/[webpack]/lib/Compilation.js:577:13
• Tapable.js:60 Compilation.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:60:69
• Compilation.js:572 Compilation. [control-panel]/[react-scripts]/[webpack]/lib/Compilation.js:572:10
• Tapable.js:60 Compilation.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:60:69
• Compilation.js:567 Compilation. [control-panel]/[react-scripts]/[webpack]/lib/Compilation.js:567:9
• Tapable.js:60 Compilation.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:60:69
• Compilation.js:563 Compilation. [control-panel]/[react-scripts]/[webpack]/lib/Compilation.js:563:8
• Tapable.js:60 Compilation.applyPluginsAsync [control-panel]/[react-scripts]/[tapable]/lib/Tapable.js:60:69
• Compilation.js:525 Compilation.seal [control-panel]/[react-scripts]/[webpack]/lib/Compilation.js:525:7
• Compiler.js:397 Compiler. [control-panel]/[react-scripts]/[webpack]/lib/Compiler.js:397:15