XML namespace errors in VS2017 C# MVVM application
0 Learning WPF/MVVM using Sams 24-hours WPF but having some issues with getting my code to work. Here is what I got have so far: Note: MainWindow1 - name changed to "Shell" Code: <Window x:Class="ContactManager.Shell" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:ContactManager" xmlns:UserControls="clr-namespace:ContactManager.UserControls" mc:Ignorable="d" WindowState="Maximized" WindowStyle="None"> <DockPanel> <UserControls:SearchBar DockPanel.Dock="Top" /> <StatusBar DockPanel.Dock="Bottom"> <StatusBarItem DockPanel.Dock="Right"> <Slider x:Name="zoom