Angular-CLI proxy to spring boot backend doesn't work

Letaief Mohamed

I want to integrate my angular app with spring boot project

https://github.com/angular/angular-cli#proxy-to-backend

here is an instruction how to do proxying to backend. I did everything step by step and only the first entry route / work .

here my proxy.conf.json file

{

"/token/*": {

"target": "http://localhost:8080",

"secure": false,

"logLevel": "debug",

"changeOrigin": true ,

"pathRewrite": {"^/token" : ""} ,

"headers": {

"Connection": "keep-alive"

}

but i got this error

Error: Uncaught (in promise): NullInjectorError: StaticInjectorError(to)[a]:

StaticInjectorError(Platform: core)[a]:

NullInjectorError: No provider for a!

NullInjectorError: StaticInjectorError(to)[a]:

StaticInjectorError(Platform: core)[a]:

NullInjectorError: No provider for a!

at rt.get (main-es2015.fb2e7d77856e5a1dfce3.js:1)

4 Replies

Know the answer? Post it — somebody with the same question will find it here.

Rajeesh Menoth6y ago
Hi, Please check the following reference : https://github.com/robisim74/angular-library-starter/issues/53
0
Letaief Mohamed6y ago
Rajanikant Hawaldar

link doesn't work

Rajeesh Menoth

i'm sure that i imported HttpClientModule from

import { HttpClientModule } from '@angular/common/http';

but still getting this exception
0
Rajeesh Menoth6y ago
Hi,

use import { HttpClientModule } from '@angular/common/http'; Make sure HttpClientModule in your imports:[] in your app module ( app.module.ts ).
0
Rajanikant Hawaldar6y ago
Hi this may help you https://stackoverflow.com/questions/47492475/no-provider-for-http-staticinjectorerror https://github.com/ionic-team/ionic/issues/17653
0