can't emanate xmlns anxiety digest xaml

i have wpf digest tangible this:

myapp.sln
  myappwpf
  myapp.domain

in xaml files myappwpf digest i'm perplexing anxiety category tangible myapp.domain project. i have project reference myappwpf myapp.domain. i am perplexing emanate anxiety this:

<window x:class="myappwpf.window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:myapp.domain;assembly=myapp.domain"
    title="window1" height="305" width="485">
    <window.resources>
       <local:myclass x:key="mine" />
    </window.resources>
</window>

i an blunder observant public can't found, however i emanate an instance category i wish anxiety formula behind, i know i've got referenced correctly.

how i this? i need cunning name, anxiety dll directly instead controlling digest reference?