_tabbar is undefined error in ionic3

[eic-mobility]

Ionic 3 :Angular4

Cannot read property '_tabbar' of undefined
at ScrollHide.init (http://localhost:8100/build/main.js:79360:47)
at http://localhost:8100/build/main.js:79303:19
at SafeSubscriber.schedulerFn [as _next] (http://localhost:8100/build/main.js:4339:36)
at SafeSubscriber.__tryOrUnsub (http://localhost:8100/build/main.js:15655:16)
at SafeSubscriber.next (http://localhost:8100/build/main.js:15604:22)
at Subscriber._next (http://localhost:8100/build/main.js:15546:26)
at Subscriber.next (http://localhost:8100/build/main.js:15510:18)
at EventEmitter.Subject.next (http://localhost:8100/build/main.js:19057:25)
at EventEmitter.emit (http://localhost:8100/build/main.js:4313:76)
at ViewController._didEnter (http://localhost:8100/build/main.js:17723:23)

[samuelfaj]

Same here