错误输入属性未定义

Question

控制台上出现以下错误几次，但我不知道是什么原因引起的。它工作但错误一直出现在控制台上

    UserComponent.html:43 ERROR CONTEXT DebugContext_
View_UserComponent_0 @ UserComponent.html:43
UserComponent.html:43 ERROR TypeError: Cannot read property 'email' of undefined
    at Object.eval [as updateDirectives] (UserComponent.html:43)
    at Object.debugUpdateDirectives [as updateDirectives] (core.js:14648)
    at checkAndUpdateView (core.js:13795)
    at callViewAction (core.js:14146)
    at execComponentViewsAction (core.js:14078)
    at checkAndUpdateView (core.js:13801)
    at callViewAction (core.js:14146)
    at execEmbeddedViewsAction (core.js:14104)
    at checkAndUpdateView (core.js:13796)
    at callViewAction (core.js:14146)
    at execComponentViewsAction (core.js:14078)
    at checkAndUpdateView (core.js:13801)
    at callWithDebugContext (core.js:15049)
    at Object.debugCheckAndUpdateView [as checkAndUpdateView] (core.js:14586)
    at ViewRef_.webpackJsonp.../../../core/esm5/core.js.ViewRef_.detectChanges (core.js:11570)

线路被控错误

<input type="email" class="form-control border-input" placeholder="Email..."  name="inputEmail" [ngModel]="userEdit.email" [required]="true" [email]="true" #email="ngModel">

感谢您的帮助