This version of CLI is only compatible with Angular versions 0.0.0 || ^9.0.0-beta || >=9.0.0 <10.0.0 error

After getting installed service (provider), cmd: ‘ionic g service Rest’, in ionic version 4 project. While executing the project I got the following error.

C:\Users\RASIK\myfirst>ionic serve --lab

> ng.cmd run app:serve --host=localhost --port=8100

[ng] This version of CLI is only compatible with Angular versions 0.0.0 || ^9.0.0-beta || >=9.0.0 <10.0.0,

[ng] but Angular version 10.0.4 was found instead.

[ng] Please visit the link below to find instructions on how to update Angular.

[ng] https://update.angular.io/

[ERROR] ng has unexpectedly closed (exit code 3).

The Ionic CLI will exit. Please check any output above for error details.

Solution:

Install the angular CLI in the project using the command.

 npm install --save-dev @angular/cli@latest