I got error when clicking on "save and get new tracking code". BTW, the tracking code sends a request to your server for each ajax request? That looks like a b

I got error when clicking on "save and get new tracking code". BTW, the tracking code sends a request to your server for each ajax request? That looks like a big cost to end user (duplicated number of HTTP requests a browser makes). Error: obj is undefined this.getTrackingCode@https://demo-dot-latenlog.appspot.com/static/js/out/common.js?1471977456211:446:1 https://demo-dot-latenlog.appspot.com/static/js/out/common.j... this.save/<@https://demo-dot-latenlog.appspot.com/static/js/out/common.js?1471977456211:465:34 https://demo-dot-latenlog.appspot.com/static/js/out/common.j... $http/promise.success/<@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:10498:13 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... processQueue@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:14991:28 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... scheduleProcessQueue/<@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:15007:27 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... $RootScopeProvider/this.$get</Scope.prototype.$eval@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:16251:16 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... $RootScopeProvider/this.$get</Scope.prototype.$digest@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:16069:15 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... $RootScopeProvider/this.$get</Scope.prototype.$apply@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:16359:13 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... done@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:10791:36 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... completeRequest@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:10989:7 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... requestLoaded@https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angular.js:10930:9 https://ajax.googleapis.com/ajax/libs/angularjs/1.4.9/angula... angular.js:12722:18