Ionic cli 3.4 issue

Ionic Framework ionic-v3
1

i have updated my cli from 2.2.2 to 3.4.4 after updation it is throwing error on any types of command and always throw like this
? Looks like this is an Ionic Angular project, would you like to install @ionic/cli-plugin-ionic-angular and continue? Yes

npm install --save-dev --save-exact @ionic/cli-plugin-ionic-angular@latest
:heavy_multiplication_x: Running command - failed!
[ERROR] Error occurred while loading plugins. CLI functionality may be limited.
Checking for CLI updates now…
[ERROR] No updates found after plugin error–please report this issue.

my cli info is

global packages:

@ionic/cli-utils : 1.4.0
Ionic CLI        : 3.4.0

System:

Node       : v7.4.0
OS         : Windows 7
Xcode      : not installed
ios-deploy : not installed
ios-sim    : not installed
npm        : 4.0.5

how to solve this problem

2

What is your ionic info output in the project?
Do you also get the error when you create a new project with ionic start?

3

when i am punting any types of command it’s always throw this-

? Looks like this is an Ionic Angular project, would you like to install @ionic/cli-plugin-ionic-angular and continue? Yes

it is always ask y/n if i choose y. it is throw above error.

4

Also for creating a new project?
What happens if you choose n?

5

no i updated my existing project project from 2.2.2 to latest.
if i choose n it’s noting happen any thing

6

Please create a new project with ionic start to see what happens.

7

Also run ionic info --verbose in your project, then choose “y” when prompted.