E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.engagereact, PID: 8105
    java.lang.BootstrapMethodError: Exception from call site #3 bootstrap method
        at com.reactnativenavigation.react.JsDevReloadHandler.<init>(JsDevReloadHandler.java:29)
        at com.reactnativenavigation.react.ReactGateway.<init>(ReactGateway.java:29)
        at com.engagereact.MainApplication.createReactGateway(MainApplication.java:29)
        at com.reactnativenavigation.NavigationApplication.onCreate(NavigationApplication.java:28)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1154)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5871)
        at android.app.ActivityThread.access$1100(ActivityThread.java:199)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1650)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loop(Looper.java:193)
        at android.app.ActivityThread.main(ActivityThread.java:6669)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
     Caused by: java.lang.ClassCastException: Bootstrap method returned null
        at com.reactnativenavigation.react.JsDevReloadHandler.<init>(JsDevReloadHandler.java:29)
        at com.reactnativenavigation.react.ReactGateway.<init>(ReactGateway.java:29)
        at com.engagereact.MainApplication.createReactGateway(MainApplication.java:29)
        at com.reactnativenavigation.NavigationApplication.onCreate(NavigationApplication.java:28)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1154)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5871)
        at android.app.ActivityThread.access$1100(ActivityThread.java:199)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1650)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loop(Looper.java:193)
        at android.app.ActivityThread.main(ActivityThread.java:6669)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)