Emoji-picker pushing error during the production build time (ionic cordova build android --prod)

[krishna022]

[16:22:15] ionic-app-script task: "build" [16:22:15] Error: ./src/app/app.module.ngfactory.js Module not found: Error: Can't resolve '../../node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory' in '/Users/krishnamohan/Desktop/Footsy-Mobile-App/src/app' resolve '../../node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory' in '/Users/krishnamohan/Desktop/Footsy-Mobile-App/src/app' using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/package.json (relative path: ./src/app) Field 'browser' doesn't contain a valid alias configuration after using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/package.json (relative path: ./src/app) using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/package.json (relative path: ./components/emoji-picker.component.ngfactory) no extension Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory doesn't exist .ts Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.ts doesn't exist .js Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.js doesn't exist .json Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.json doesn't exist as directory /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory doesn't exist [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.ts] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.js] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.json] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory] @ ./src/app/app.module.ngfactory.js 20:0-121 @ ./src/app/main.ts Error: ./src/app/app.module.ngfactory.js Module not found: Error: Can't resolve '../../node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory' in '/Users/krishnamohan/Desktop/Footsy-Mobile-App/src/app' resolve '../../node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory' in '/Users/krishnamohan/Desktop/Footsy-Mobile-App/src/app' using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/package.json (relative path: ./src/app) Field 'browser' doesn't contain a valid alias configuration after using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/package.json (relative path: ./src/app) using description file: /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/package.json (relative path: ./components/emoji-picker.component.ngfactory) no extension Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory doesn't exist .ts Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.ts doesn't exist .js Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.js doesn't exist .json Field 'browser' doesn't contain a valid alias configuration /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.json doesn't exist as directory /Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory doesn't exist [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.ts] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.js] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory.json] [/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic-tools/emoji-picker/lib-dist/components/emoji-picker.component.ngfactory] @ ./src/app/app.module.ngfactory.js 20:0-121 @ ./src/app/main.ts at new BuildError (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic/app-scripts/dist/util/errors.js:16:28) at callback (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/@ionic/app-scripts/dist/webpack.js:121:28) at emitRecords.err (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/Compiler.js:269:13) at Compiler.emitRecords (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/Compiler.js:375:38) at emitAssets.err (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/Compiler.js:262:10)at applyPluginsAsyncSeries1.err (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/Compiler.js:368:12) at next (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/tapable/lib/Tapable.js:218:11) at Compiler.compiler.plugin (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/performance/SizeLimitsPlugin.js:99:4) at Compiler.applyPluginsAsyncSeries1 (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/tapable/lib/Tapable.js:222:13) at Compiler.afterEmit (/Users/krishnamohan/Desktop/Footsy-Mobile-App/node_modules/webpack/lib/Compiler.js:365:9)

When I am removing the Emoji-Picker then there is no any error.
And in the normal build emoji is working fine.

[ahkohd]

Yeah, this is a know issue. This library is not compatible with newer angular version beacause of some breaking changes so I upgraded it. Use https://www.npmjs.com/package/ngx-emoji-picker instead or
https://www.npmjs.com/package/ngx-emoj