xaml - background and toolbar apear sometimes xamarin forms -


i have page in xamarin.forms problem is: when it's first time device opened, first page bad loaded , don't know why

this xaml

<?xml version="1.0" encoding="utf-8" ?>  <contentpage xmlns="http://xamarin.com/schemas/2014/forms"          xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"          x:class="neofly_montana.views.splash2"          backgroundimage="abertura.jpg"          navigationpage.hasnavigationbar="false"> <contentpage.content> </contentpage.content>

the background not loaded , have blank screen, , hasnavigationbar="false" doesn't work...and toolbar appears...but, in first time app oppened...i don't understand that...


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