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toolbartray in usercontrol

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ToolBar

This is a migrated thread and some comments may be shown as answers.

David Ocasio asked on 12 Sep 2011, 12:28 PM

When i put an toobartray into an usercontrol i get an error in the visual studio designer

using build 823

"System.Windows.Markup.XamlParseException"

see error below

runttime works fine
blend also looks fine

what am i doing wrong

<UserControl x:Class="agControls.PrintExportToolBar"

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:telerik="http://schemas.telerik.com/2008/xaml/presentation"

mc:Ignorable="d"

d:DesignHeight="300" d:DesignWidth="400">

<telerik:RadToolBarTray VerticalAlignment="Center" Margin="10,0,0,0" >

<telerik:RadToolBar >

<Button Tag="Print" x:Name="btnPrintGrid" ToolTipService.ToolTip="Print Grid" >

<Image Width="16" Height="16" Source="/Images/ToolBar/print.png" />

</Button>

<Button Tag="Excel" x:Name="btnExportGrid" ToolTipService.ToolTip="Export Grid to Excel" >

<Image Width="16" Height="16" Source="/images/excel_16x16.png" />

</Button>

</telerik:RadToolBar>

</telerik:RadToolBarTray>

</UserControl>

System.Reflection.TargetInvocationException

Exception has been thrown by the target of an invocation.

at System.RuntimeMethodHandle._InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeType typeOwner)

at System.RuntimeMethodHandle.InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeType typeOwner)

at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks)

at System.Delegate.DynamicInvokeImpl(Object[] args)

at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)

at MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)

Microsoft.Windows.Design.Platform.InvalidDesignerUpdateException

An unhandled exception was encountered while trying to render the current silverlight project on the design surface. To diagnose this failure, please try to run the project in a regular browser using the silverlight developer runtime.

at Microsoft.Windows.Design.Platform.SilverlightViewProducer.OnUnhandledException(Object sender, ViewUnhandledExceptionEventArgs e)

at Microsoft.Windows.Design.Platform.SilverlightViewProducer.SilverlightContentHost.MeasureOverride(Size availableSize)

at System.Windows.FrameworkElement.MeasureCore(Size availableSize)