Error: [$compile:ctreq] Controller 'ionTabs', required by directive 'ngClass', can't be found!
http://errors.angularjs.org/1.2.12/$compile/ctreq?p0=ionTabs&p1=ngClass
at http://127.0.0.1:9000/bower_components/angular/angular.js:78:12
at getControllers (http://127.0.0.1:9000/bower_components/angular/angular.js:6060:19)
at http://127.0.0.1:9000/bower_components/angular/angular.js:6068:24
at Array.forEach (native)
at forEach (http://127.0.0.1:9000/bower_components/angular/angular.js:303:11)
at getControllers (http://127.0.0.1:9000/bower_components/angular/angular.js:6067:11)
at nodeLinkFn (http://127.0.0.1:9000/bower_components/angular/angular.js:6231:35)
at compositeLinkFn (http://127.0.0.1:9000/bower_components/angular/angular.js:5640:15)
at publicLinkFn (http://127.0.0.1:9000/bower_components/angular/angular.js:5545:30)
at link (http://127.0.0.1:9000/bower_components/ionic/release/js/ionic-angular.js:4800:61) <a ng-class="{'tab-item-active': isTabActive(), 'has-badge':badge}" class="tab-item" icon-on="ion-ios7-information" icon-off="ion-ios7-information-outline">
So this is directly related to the version of jQuery you’re loading. I don’t know why, or how it’s causing the issue, but if you use jQuery 2.* you’ll get this error. If you load jQuery 1.11.* it works.