IOS IPHONE ISSUE - Failed to load resource: Origin http://localhost:8080 is not allowed by Access-Control

Hi

I can’t this.http.post(… anymore from my iPhone, it worked before but now I get this error message when post, but it l still works on the android …

my platform :

cli packages: (/usr/local/lib/node_modules)

@ionic/cli-utils  : 1.19.1
ionic (Ionic CLI) : 3.19.1

global packages:

cordova (Cordova CLI) : 8.0.0

local packages:

@ionic/app-scripts : 3.1.8
Cordova Platforms  : ios 4.5.4
Ionic Framework    : ionic-angular 3.9.2

System:

ios-deploy : 1.9.2
ios-sim    : 5.0.4
Node       : v6.11.3
npm        : 5.6.0
OS         : macOS Sierra
Xcode      : Xcode 9.2 Build version 9C40b

Environment Variables:

ANDROID_HOME : not set

Misc:

backend : pro

Help anyone …