Any starter project has this issue.
Ionic version:
$ ionic info
Your system information:
Cordova CLI: 6.3.1
Gulp version: CLI version 3.9.1
Gulp local:
Ionic Framework Version: 2.0.0-rc.0
Ionic CLI Version: 2.1.0
Ionic App Lib Version: 2.0.0-beta.20
ios-deploy version: 1.9.0
ios-sim version: 5.0.8
OS: Mac OS X El Capitan
Node Version: v4.4.7
Xcode version: Xcode 8.0 Build version 8A218a
$ tsc --version
Version 2.0.3
$ rollup --version
rollup version 0.36.1
Start new project
$ ionic start -v tabs
$ ls -1 node_modules/@types/
faker
lodash
package.json
{
"name": "tabs",
"author": "Ionic Framework",
"homepage": "http://ionicframework.com/",
"private": true,
"scripts": {
"build": "ionic-app-scripts build",
"watch": "ionic-app-scripts watch",
"serve:before": "watch",
"emulate:before": "build",
"deploy:before": "build",
"build:before": "build",
"run:before": "build"
},
"dependencies": {
"ionic-angular": "^2.0.0-rc.0",
"ionicons": "^3.0.0",
"@ionic/storage": "^1.0.3",
"ionic-native": "^2.0.3",
"@angular/common": "^2.0.1",
"@angular/compiler": "^2.0.1",
"@angular/core": "^2.0.1",
"@angular/forms": "~2.0.1",
"@angular/http": "^2.0.1",
"@angular/platform-browser": "^2.0.1",
"@angular/platform-browser-dynamic": "^2.0.1",
"@angular/router": "~3.0.1",
"@angular/upgrade": "~2.0.1",
"angular-in-memory-web-api": "~0.1.1",
"core-js": "^2.4.1",
"reflect-metadata": "^0.1.8",
"angular2-google-maps": "^0.15.0",
"faker": "^3.1.0",
"lodash": "^4.16.2",
"ng2-translate": "^2.5.0",
"rxjs": "^5.0.0-beta.12",
"zone.js": "^0.6.25"
},
"devDependencies": {
"@ionic/app-scripts": "^0.0.23",
"@types/faker": "3.1.31",
"@types/lodash": "4.14.36",
"typescript": "^2.0.3"
},
"cordovaPlugins": [
"cordova-plugin-device",
"cordova-plugin-console",
"cordova-plugin-whitelist",
"cordova-plugin-splashscreen",
"cordova-plugin-statusbar",
"ionic-plugin-keyboard"
],
"cordovaPlatforms": [
"ios",
{
"platform": "ios",
"version": "",
"locator": "ios"
}
],
"description": "tabs: An Ionic project"
}
Error
$ npm run build
> tabs@ build /Users/xxxxxxx/Development/workspace/tabs
> ionic-app-scripts build
[10:27:43] ionic-app-scripts 0.0.23
[10:27:43] build prod started ...
[10:27:44] clean started ...
[10:27:44] clean finished in 13 ms
[10:27:44] copy started ...
[10:27:44] ngc started ...
[10:27:44] lint started ...
[10:27:44]
[10:27:44] copy finished in 75 ms
[10:27:44]
[10:27:44] bundle prod started ...
[10:27:44] Error: Could not resolve entry (.tmp/app/main.prod.js)
at /Users/xxxxxxx/Development/workspace/tabs/node_modules/@ionic/app-scripts/node_modules/rollup/dist/rollup.js:8602:28
[10:27:44] sass started ...
[10:27:44] sass failed: Cannot generate Sass files without first bundling JavaScript files in order to know all used modules. Please build JS files first.
[10:27:44] build prod failed: Build failed
$ ls -1 .tmp/app/
app.component.ts
app.module.ts
main.dev.ts
main.prod.ts
$ tsc -p tsconfig.json
src/app/main.prod.ts(4,36): error TS2307: Cannot find module './app.module.ngfactory'.
Shipped config
$ cat node_modules/@ionic/app-scripts/config/rollup.prod.config.js
const rollupConfig = require('./rollup.config');
// https://github.com/rollup/rollup/wiki/JavaScript-API
rollupConfig.entry = '.tmp/app/main.prod.js';
module.exports = rollupConfig;