应用程序工作正常，但在移动到新计算机后
Ionic 2应用程序在新计算机中安装后完全破坏并丢失以下错误，我使用的是最新的节点7.0
sudo npm install -g ionic cordova
sudo npm install -g angular2-cli
npm update
我在执行
之前运行的上述命令ionic serve
[21:57:16] ionic-app-scripts 0.0.39
[21:57:16] watch started ...
[21:57:16] build dev started ...
[21:57:16] clean started ...
[21:57:16] clean finished in 3 ms
[21:57:16] copy started ...
[21:57:16] transpile started ...
[21:57:17] lint started ...
[21:57:19] lint finished in 2.47 s
[21:57:20] typescript: node_modules/ionic-angular/components/checkbox/checkbox.d.ts, line: 8
Cannot find name 'ControlValueAccessor'.
L7: export declare const CHECKBOX_VALUE_ACCESSOR: any;
L8: export declare class Checkbox extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
L9: private _form;
[21:57:20] typescript: node_modules/ionic-angular/components/datetime/datetime.d.ts, line: 10
Cannot find name 'ControlValueAccessor'.
L9: export declare const DATETIME_VALUE_ACCESSOR: any;
L10: export declare class DateTime extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
L11: private _form;
[21:57:20] typescript: node_modules/ionic-angular/components/input/input-base.d.ts, line: 35
Cannot find name 'NgControl'.
L34: _native: NativeInput;
L35: inputControl: NgControl;
L36: constructor(config: Config, _form: Form, _item: Item, _app: App, _platform: Platform, elementRef: ElementRef, renderer: Renderer, _scrollView: Content, nav: NavController, ngControl: NgControl);
[21:57:20] typescript: node_modules/ionic-angular/components/input/input-base.d.ts, line: 36
Cannot find name 'NgControl'.
L35: inputControl: NgControl;
L36: elementRef: ElementRef, renderer: Renderer, _scrollView: Content, nav: NavController, ngControl: NgControl);
L37: scrollMove(ev: UIEvent): void;
[21:57:20] typescript: node_modules/ionic-angular/components/input/input-base.d.ts, line: 39
Cannot find name 'NgControl'.
L38: setItemInputControlCss(): void;
L39: setControlCss(element: any, control: NgControl): void;
L40: setValue(val: any): void;
[21:57:20] typescript: node_modules/ionic-angular/components/input/input.d.ts, line: 13
Cannot find name 'NgControl'.
L12: export declare class TextInput extends InputBase {
L13: elementRef: ElementRef, renderer: Renderer, scrollView: Content, nav: NavController, ngControl: NgControl);
L14: _clearInput: boolean;
[21:57:20] typescript: node_modules/ionic-angular/components/input/input.d.ts, line: 33
Cannot find name 'NgControl'.
L32: export declare class TextArea extends InputBase {
L33: elementRef: ElementRef, renderer: Renderer, scrollView: Content, nav: NavController, ngControl: NgControl);
L34: placeholder: string;
[21:57:20] typescript: node_modules/ionic-angular/components/input/native-input.d.ts, line: 7
Cannot find name 'NgControl'.
L6: _renderer: Renderer;
L7: ngControl: NgControl;
L8: _relocated: boolean;
[21:57:20] typescript: node_modules/ionic-angular/components/input/native-input.d.ts, line: 14
Cannot find name 'NgControl'.
L13: valueChange: EventEmitter<string>;
L14: constructor(_elementRef: ElementRef, _renderer: Renderer, config: Config, ngControl: NgControl);
L15: _change(ev: any): void;
[21:57:20] typescript: node_modules/ionic-angular/components/picker/picker-component.d.ts, line: 31
[21:57:20] typescript: node_modules/ionic-angular/components/range/range.d.ts, line: 25
Cannot find name 'DomSanitizer'.
L30: ionChange: EventEmitter<any>;
L31: constructor(config: Config, elementRef: ElementRef, _sanitizer: DomSanitizer, _haptic: Haptic);
L32: ngAfterViewInit(): void;
Cannot find name 'ControlValueAccessor'.
L25: export declare class Range extends Ion implements AfterViewInit, ControlValueAccessor, OnDestroy {
L26: private _form;
[21:57:20] typescript: node_modules/ionic-angular/components/searchbar/searchbar.d.ts, line: 33
Cannot find name 'NgControl'.
L32: _sbHasFocus: boolean;
L33: constructor(config: Config, elementRef: ElementRef, renderer: Renderer, ngControl: NgControl);
L34: _searchbarInput: ElementRef;
[21:57:20] typescript: node_modules/ionic-angular/components/segment/segment.d.ts, line: 25
Cannot find name 'NgControl'.
L24: _buttons: QueryList<SegmentButton>;
L25: constructor(config: Config, elementRef: ElementRef, renderer: Renderer, ngControl: NgControl);
L26: disabled: boolean;
[21:57:21] typescript: node_modules/ionic-angular/components/select/select.d.ts, line: 11
Cannot find name 'ControlValueAccessor'.
L10: export declare const SELECT_VALUE_ACCESSOR: any;
L11: export declare class Select extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
L12: private _app;
[21:57:21] typescript: node_modules/ionic-angular/components/toggle/toggle.d.ts, line: 10
Cannot find name 'ControlValueAccessor'.
L9: export declare const TOGGLE_VALUE_ACCESSOR: any;
L10: export declare class Toggle extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
L11: _form: Form;
[21:57:21] typescript: node_modules/ionic-angular/module.d.ts, line: 17
Cannot find name 'PlatformLocation'.
L17: re function provideLocationStrategy(platformLocationStrategy: PlatformLocation, baseHref: string, config: Co
L18: export declare function provideUserAgent(): string;
[21:57:21] typescript: node_modules/ionic-angular/module.d.ts, line: 17
Cannot find name 'HashLocationStrategy'.
L17: nStrategy: PlatformLocation, baseHref: string, config: Config): HashLocationStrategy | PathLocationStrategy;
L18: export declare function provideUserAgent(): string;
[21:57:21] typescript: node_modules/ionic-angular/module.d.ts, line: 17
Cannot find name 'PathLocationStrategy'.
L17: nStrategy: PlatformLocation, baseHref: string, config: Config): HashLocationStrategy | PathLocationStrategy;
L18: export declare function provideUserAgent(): string;
[21:57:21] typescript: src/services/dataService.ts, line: 14
Cannot find name 'Http'.
L13: export class DataService {
L14: constructor(private http: Http) {}
[21:57:21] typescript: src/services/dataService.ts, line: 52
Cannot find name 'Response'.
L52: private extractData(res: Response) {
L53: let body = res.json();
[21:57:21] typescript: src/shared/htmlsafe.pipe.ts, line: 7
Cannot find name 'DomSanitizer'.
L6: export class HtmlSafePipe implements PipeTransform {
L7: constructor(public sanitizer:DomSanitizer){}
L8: transform(input:string):SafeHtml {
[21:57:21] typescript: src/shared/htmlsafe.pipe.ts, line: 8
Cannot find name 'SafeHtml'.
L7: constructor(public sanitizer:DomSanitizer){}
L8: transform(input:string):SafeHtml {
L9: return this.sanitizer.bypassSecurityTrustHtml(input);
[21:57:21] transpile failed
答案 0 :(得分：1)
这是依赖性问题，尝试执行：
rm -r node_modules
然后
npm install
答案 1 :(得分：1)
现在问题已解决：对某些问题可能有用：package.json
中缺少以下条目"dependencies": {
"@angular/common": "2.0.0",
"@angular/compiler": "2.0.0",
"@angular/compiler-cli": "0.6.2",
"@angular/core": "2.0.0",
"@angular/forms": "2.0.0",
"@angular/http": "2.0.0",
"@angular/platform-browser": "2.0.0",
"@angular/platform-browser-dynamic": "2.0.0",
"@angular/platform-server": "2.0.0",
"@ionic/storage": "1.1.6",
"ionic-angular": "2.0.0-rc.1",
"ionic-native": "2.2.3",
"ionicons": "3.0.0",
"rxjs": "5.0.0-beta.12",
"zone.js": "0.6.21"
},
"devDependencies": {
"@ionic/app-scripts": "0.0.38",
"typescript": "2.0.6"
},
答案 2 :(得分：0)
尝试如下安装@angular/forms
npm install @angular/forms