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Changes to typescript file results into "Error: There can be only one platform. Destroy the previous one to create a new one." #1370

Closed divyakumarjain closed 8 years ago

divyakumarjain commented 8 years ago

ng --version

(node:19736) fs: re-evaluating native module sources is not supported. If you are using the graceful-fs module, please update it to a more recent version. angular-cli: 1.0.0-beta.8 node: 6.2.2 os: win32 x64

node --version v6.2.2

a. Created new app using --mobile b. Added following dependencies in package.json "@angular2-material/button": "^2.0.0-alpha.6", "@angular2-material/card": "^2.0.0-alpha.6", "@angular2-material/core": "^2.0.0-alpha.6", "@angular2-material/icon": "^2.0.0-alpha.6", "@angular2-material/list": "^2.0.0-alpha.6", "@angular2-material/progress-circle": "^2.0.0-alpha.6", "@angular2-material/sidenav": "^2.0.0-alpha.6", "@angular2-material/toolbar": "^2.0.0-alpha.6"

c. Also updated devDepencencies to "angular2-universal": "0.104.0" d. started using angular2-meterial/sidenav in app.component.ts. e. Open app url in browser and it works correctly. f. Modifying app.component.ts file after ng serve results into error mentioned below in both console and browser.

`The Broccoli Plugin: [AppShellPlugin] failed with:

Error: There can be only one platform. Destroy the previous one to create a new one. at new BaseException (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\@angular\core\src\facade\exceptions.js:20:23) at Object.createPlatform (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\@angular\core\src\application_ref.js:79:15) at Bootloader.platform (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-universal\dist\node\bootloader.js:53:23) at new Bootloader (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-universal\dist\node\bootloader.js:19:33) at Function.Bootloader.create (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-universal\dist\node\bootloader.js:26:16) at AppShellPlugin.build (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\dist\prerender.js:26:58) at C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\index.js:152:21 at lib$rsvp$$internal$$tryCatch (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\node_modules\rsvp\dist\rsvp.js:1036:16) at lib$rsvp$$internal$$invokeCallback (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\node_modules\rsvp\dist\rsvp.js:1048:17) at lib$rsvp$$internal$$publish (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\node_modules\rsvp\dist\rsvp.js:1019:11) at lib$rsvp$asap$$flush (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\node_modules\rsvp\dist\rsvp.js:1198:9) at _combinedTickCallback (internal/process/next_tick.js:67:7) at process._tickCallback (internal/process/next_tick.js:98:9)

The broccoli plugin was instantiated at: at AppShellPlugin.Plugin (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\node_modules\broccoli-caching-writer\node_modules\broccoli-plugin\index.js:10:31) at AppShellPlugin.CachingWriter as constructor at new AppShellPlugin (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular2-broccoli-prerender\dist\prerender.js:15:16) at Angular2App._buildTree (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\lib\broccoli\angular2-app.js:153:48) at new Angular2App (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\lib\broccoli\angular2-app.js:53:23) at module.exports (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\angular-cli-build.js:10:10) at Class.module.exports.Task.extend.setupBroccoliBuilder (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\lib\models\builder.js:55:19) at Class.module.exports.Task.extend.init (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\lib\models\builder.js:89:10) at new Class (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\node_modules\core-object\core-object.js:18:12) at Class.module.exports.Task.extend.run (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\lib\tasks\serve.js:15:19) at C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\lib\commands\serve.js:64:24 at lib$rsvp$$internal$$tryCatch (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\node_modules\rsvp\dist\rsvp.js:1036:16) at lib$rsvp$$internal$$invokeCallback (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\node_modules\rsvp\dist\rsvp.js:1048:17) at lib$rsvp$$internal$$publish (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\node_modules\rsvp\dist\rsvp.js:1019:11) at lib$rsvp$asap$$flush (C:\Users\divyjain\Documents\GitHub\hybris-store-angular-material2\node_modules\angular-cli\node_modules\ember-cli\node_modules\rsvp\dist\rsvp.js:1198:9) at _combinedTickCallback (internal/process/next_tick.js:67:7)`

tagazok commented 8 years ago

I have the same issue with angular-cli 1.0.0-beta.10 Except that I only did the ng new projectName --mobile and ng serve, did not even open the code folder :/

filipesilva commented 8 years ago

Closed as issue was made obsolete by #1455 - but please tell me if this still happens after the next release.

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