Cant not run app in browser

E:>cd ionic

E:\Ionic>cd cutePuppyPics

E:\Ionic\cutePuppyPics>ionic serve
Starting app-scripts server: --address 0.0.0.0 --port 8100 --livereload-port
35729 --dev-logger-port 53703 --nobrowser - Ctrl+C to cancel
[22:02:41] watch started …
[22:02:41] build dev started …
[22:02:41] clean started …
[22:02:41] clean finished in less than 1 ms
[22:02:41] copy started …
[22:02:41] deeplinks started …
[22:02:41] deeplinks finished in 31 ms
[22:02:41] transpile started …
[22:02:46] transpile finished in 4.70 s
[22:02:46] preprocess started …
[22:02:46] preprocess finished in less than 1 ms
[22:02:46] webpack started …
[22:02:46] copy finished in 5.01 s
[22:02:54] webpack finished in 8.53 s
[22:02:54] sass started …
[22:02:56] sass finished in 1.14 s
[22:02:56] postprocess started …
[22:02:56] postprocess finished in 16 ms
[22:02:56] lint started …
[22:02:56] build dev finished in 14.67 s
[22:02:56] watch ready in 14.76 s
[22:02:56] dev server running: http://localhost:8100/

[OK] Development server running!
Local: http://localhost:8100
External: http://192.168.1.5:8100, http://192.168.247.1:8100,
http://192.168.131.1:8100
DevApp: cutePuppyPics@8100 on Prabhu-PC

E:\Ionic\cutePuppyPics>ionic cordova run browser --port=8100

cordova platform add browser --save
Using cordova-fetch for cordova-browser@~5.0.1

(node:7008) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejec
tion id: 1): CordovaError: Failed to fetch platform cordova-browser@~5.0.1
Probably this is either a connection problem, or platform spec is incorrect.
Check your connection and platform name/version/URL.
Error: cmd: Command failed with exit code ENOENT
(node:7008) [DEP0018] DeprecationWarning: Unhandled promise rejections are depre
cated. In the future, promise rejections that are not handled will terminate the
Node.js process with a non-zero exit code.

Running app-scripts build: --platform browser --target cordova
[22:03:31] build dev started …
[22:03:31] clean started …
[22:03:31] clean finished in less than 1 ms
[22:03:31] copy started …
[22:03:31] deeplinks started …
[22:03:31] deeplinks finished in 47 ms
[22:03:31] transpile started …
[22:03:36] transpile finished in 4.39 s
[22:03:36] preprocess started …
[22:03:36] preprocess finished in less than 1 ms
[22:03:36] webpack started …
[22:03:36] copy finished in 4.76 s
[22:03:43] webpack finished in 7.74 s
[22:03:43] sass started …
[22:03:45] sass finished in 1.12 s
[22:03:45] postprocess started …
[22:03:45] postprocess finished in 16 ms
[22:03:45] lint started …
[22:03:45] build dev finished in 13.40 s

cordova run browser
(node:3336) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejec
tion id: 1): CordovaError: No platforms added to this project. Please use cordo va platform add <platform>.
(node:3336) [DEP0018] DeprecationWarning: Unhandled promise rejections are depre
cated. In the future, promise rejections that are not handled will terminate the
Node.js process with a non-zero exit code.

[OK] Your app has been deployed.
Did you know you can live-reload changes from your app with --livereload?

[22:03:48] lint finished in 3.51 s

E:\Ionic\cutePuppyPics>ionic info

cli packages: (C:\Users\Prabhu\AppData\Roaming\npm\node_modules)

@ionic/cli-utils  : 1.19.0
ionic (Ionic CLI) : 3.19.0

global packages:

cordova (Cordova CLI) : 8.0.0

local packages:

@ionic/app-scripts : 3.1.6
Cordova Platforms  : none
Ionic Framework    : ionic-angular 3.9.2

System:

Node : v8.9.3
npm  : 5.5.1
OS   : Windows 7

Environment Variables:

ANDROID_HOME : D:\Android SDK

Misc:

backend : pro

I have same problum facing …then I reinstalled my os win -10 but not resolve my issue… I am so tire

Hi @rajiv47rajput,

Did you get answer ? Same problem here …

Hi, @anespa

Could you print your exact error here (in format)

thanks