我在Plunkr上有一个Angular 2 RC4基本表单示例,它似乎抛出了以下错误(在Chrome开发控制台中)
这是plunkr
https://plnkr.co/edit/GtPDxw?p=preview个
错误:
browser_adapter.ts:82 EXCEPTION: 错误: Uncaught (in promise): EXCEPTION: Error in ./App class App - inline template:1:7
ORIGINAL EXCEPTION: formGroup expects a FormGroup instance. Please pass one in.
Example: <form [formGroup]="myFormGroup">
ORIGINAL STACKTRACE:
错误: formGroup expects a FormGroup instance. Please pass one in.
Example: <form [formGroup]="myFormGroup">
at new BaseException (https://npmcdn.com/@angular/forms@0.2.0/src/facade/exceptions.js:27:23)
at FormGroupDirective._checkFormPresent (https://npmcdn.com/@angular/forms@0.2.0/src/directives/reactive_directives/form_group_directive.js:110:19)
at FormGroupDirective.ngOnChanges (https://npmcdn.com/@angular/forms@0.2.0/src/directives/reactive_directives/form_group_directive.js:39:14)
at DebugAppView._View_App0.detectChangesInter