Error: Package "@ionic/angular-toolkit" has no builders defined

Issue

[error] Error: Package "@ionic/angular-toolkit" has no builders defined.}
    at WorkspaceNodeModulesArchitectHost.resolveBuilder (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular-devkit\architect\node\node-modules-architect-host.js:121:19)
    at RunCommand.runSingleTarget (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular\cli\models\architect-command.js:245:53)
    at async RunCommand.runArchitectTarget (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular\cli\models\architect-command.js:295:24)
    at async RunCommand.validateAndRun (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular\cli\models\command.js:136:22)
    at async runCommand (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular\cli\models\command-runner.js:224:24)
    at async default_1 (C:\Users\Lenovo\Documents\krishikhoj\krishikhoj-ionic-app\node_modules\@angular\cli\lib\cli\index.js:70:31)

Solution

Try to install - npm install @ionic/cordova-builders

Then goto angular.json inside "ionic-cordova-build" and "ionic-cordova-serve" and replace

"builder": "@ionic/angular-toolkit:cordova-build"

with

"builder": "@ionic/cordova-builders:cordova-build",

• for more info visit- https://ionicframework.com/blog/updates-to-ionic-angular-toolkit/

Answered By - Shubham Pandey