Please provide us with the following information:

1. OS? Windows 7, 8 or 10. Linux (which distribution). Mac OSX (Yosemite? El Capitan?)
   Windows 7

2. Versions. Please run ng --version. If there's nothing outputted, please run
   in a Terminal: node --version and paste the result here:
   angular-cli: 1.0.0-beta.11-webpack.9-4
   node: 6.5.0
   os: win32 x64

3. Repro steps. Was this an app that wasn't created using the CLI? What change did you
   do on your code? etc.
   Created a boilerplate app using "ng new" then added a basic home module manually.

4. The log given by the failure. Normally this include a stack trace and some
   more information.
   error_handler.js:45EXCEPTION: Uncaught (in promise): Error: Cannot find module '/app/home.module'.ErrorHandler.handleError @ error_handler.js:45next @ application_ref.js:273schedulerFn @ async.js:82SafeSubscriber.__tryOrUnsub @ Subscriber.js:223SafeSubscriber.next @ Subscriber.js:172Subscriber._next @ Subscriber.js:125Subscriber.next @ Subscriber.js:89Subject.next @ Subject.js:55EventEmitter.emit @ async.js:74onError @ ng_zone.js:120onHandleError @ ng_zone_impl.js:64ZoneDelegate.handleError @ zone.js:196Zone.runGuarded @ zone.js:102_loop_1 @ zone.js:368drainMicroTaskQueue @ zone.js:375
   error_handler.js:50ORIGINAL STACKTRACE:ErrorHandler.handleError @ error_handler.js:50next @ application_ref.js:273schedulerFn @ async.js:82SafeSubscriber.__tryOrUnsub @ Subscriber.js:223SafeSubscriber.next @ Subscriber.js:172Subscriber._next @ Subscriber.js:125Subscriber.next @ Subscriber.js:89Subject.next @ Subject.js:55EventEmitter.emit @ async.js:74onError @ ng_zone.js:120onHandleError @ ng_zone_impl.js:64ZoneDelegate.handleError @ zone.js:196Zone.runGuarded @ zone.js:102_loop_1 @ zone.js:368drainMicroTaskQueue @ zone.js:375
   error_handler.js:51Error: Uncaught (in promise): Error: Cannot find module '/app/home.module'.
   at resolvePromise (zone.js:418)
   at zone.js:395
   at ZoneDelegate.invoke (zone.js:192)
   at Object.onInvoke (ng_zone_impl.js:43)
   at ZoneDelegate.invoke (zone.js:191)
   at Zone.run (zone.js:85)
   at zone.js:451
   at ZoneDelegate.invokeTask (zone.js:225)
   at Object.onInvokeTask (ng_zone_impl.js:34)
   at ZoneDelegate.invokeTask (zone.js:224)ErrorHandler.handleError @ error_handler.js:51next @ application_ref.js:273schedulerFn @ async.js:82SafeSubscriber.__tryOrUnsub @ Subscriber.js:223SafeSubscriber.next @ Subscriber.js:172Subscriber._next @ Subscriber.js:125Subscriber.next @ Subscriber.js:89Subject.next @ Subject.js:55EventEmitter.emit @ async.js:74onError @ ng_zone.js:120onHandleError @ ng_zone_impl.js:64ZoneDelegate.handleError @ zone.js:196Zone.runGuarded @ zone.js:102_loop_1 @ zone.js:368drainMicroTaskQueue @ zone.js:375
   zone.js:344Unhandled Promise rejection: Cannot find module '/app/home.module'. ; Zone: angular ; Task: Promise.then ; Value: Error: Cannot find module '/app/home.module'.(…) Error: Cannot find module '/app/home.module'.
   at webpackEmptyContext (http://localhost:4200/main.bundle.js:41545:8)
   at SystemJsNgModuleLoader.loadAndCompile (http://localhost:4200/main.bundle.js:50064:40)
   at SystemJsNgModuleLoader.load (http://localhost:4200/main.bundle.js:50057:60)
   at RouterConfigLoader.loadModuleFactory (http://localhost:4200/main.bundle.js:16894:128)
   at RouterConfigLoader.load (http://localhost:4200/main.bundle.js:16886:81)
   at MergeMapSubscriber.project (http://localhost:4200/main.bundle.js:52671:111)
   at MergeMapSubscriber._tryNext (http://localhost:4200/main.bundle.js:25798:27)
   at MergeMapSubscriber._next (http://localhost:4200/main.bundle.js:25788:18)
   at MergeMapSubscriber.Subscriber.next (http://localhost:4200/main.bundle.js:5728:18)
   at ScalarObservable._subscribe (http://localhost:4200/main.bundle.js:40540:24)consoleError @ zone.js:344_loop_1 @ zone.js:371drainMicroTaskQueue @ zone.js:375
   zone.js:346Error: Uncaught (in promise): Error: Cannot find module '/app/home.module'.(…)

5. Mention any other details that might be useful.
   Also a question raised on StackOverflow with more details: http://stackoverflow.com/q/39493782/616304

   ---

   Thanks! We'll be in touch soon.