我正在尝试创建一个表单,以便将一个新项添加到数组中,但是我得到了错误:Form submission cancelled because form is not connected。我的代码如下:import { ItemContext } from "../ItemsContext.js";
const AddExpense = ( )=>
at getMatFormFieldMissingControlError (form-field.js:227) at MatFormField.ngAfterContentInit (form-field.js:519)(core.js:9504)
at refreshComponent (core.js:10