ERROR Error: Uncaught (in promise): Error: StaticInjectorError

问题：

ERROR Error: Uncaught (in promise): Error: StaticInjectorError[CallNumber]: 

  StaticInjectorError[CallNumber]: 
    NullInjectorError: No provider for CallNumber!
Error: StaticInjectorError[CallNumber]: 
  StaticInjectorError[CallNumber]: 
    NullInjectorError: No provider for CallNumber!
    at _NullInjector.get (vendor.js:1276)
    at resolveToken (vendor.js:1564)
    at tryResolveToken (vendor.js:1506)
    at StaticInjector.get (vendor.js:1377)
    at resolveToken (vendor.js:1564)
    at tryResolveToken (vendor.js:1506)
    at StaticInjector.get (vendor.js:1377)
    at resolveNgModuleDep (vendor.js:10937)
    at NgModuleRef_.get (vendor.js:12158)
    at resolveDep (vendor.js:12654)
    at _NullInjector.get (vendor.js:1276)
    at resolveToken (vendor.js:1564)
    at tryResolveToken (vendor.js:1506)
    at StaticInjector.get (vendor.js:1377)
    at resolveToken (vendor.js:1564)
    at tryResolveToken (vendor.js:1506)
    at StaticInjector.get (vendor.js:1377)
    at resolveNgModuleDep (vendor.js:10937)
    at NgModuleRef_.get (vendor.js:12158)
    at resolveDep (vendor.js:12654)
    at c (polyfills.js:3)
    at Object.reject (polyfills.js:3)
    at NavControllerBase._fireError (vendor.js:48455)
    at NavControllerBase._failed (vendor.js:48448)
    at vendor.js:48495
    at t.invoke (polyfills.js:3)
    at Object.onInvoke (vendor.js:4979)
    at t.invoke (polyfills.js:3)
    at r.run (polyfills.js:3)

    at polyfills.js:3

解决方法：

1.在app.module.ts文件顶端添加【import {CallNumber} from "@ionic-native/call-number";】

2.providers添加【CallNumber，】

 

import { CallNumber } from "@ionic-native/call-number";

...

@NgModule({
    ...

    providers: [
    ...
    CallNumber,
    ...
	]
	...
})
export class AppModule { }