((System.ComponentModel.ISupportInitialize)(this.axAcroPDF1)).EndInit();

Cannot create an instance of "ViewModel".

public bool IsDesignTime
{
    get
    {
      return (Application.Current == null) || 
             (Application.Current.GetType() == typeof(Application));
    }
}




//Constructor    
public ViewModelClass()
{
    if(IsDesignTime == false)
    {
       //Your Code 
    }
}

System.Windows.Markup.XamlParseException occurred
  HResult=-2146233087
  Message=The invocation of the constructor on type 'DemosBrowser.ViewModels.BrowserViewModel' that matches the specified binding constraints threw an exception.
  Source=PresentationFramework
  LineNumber=0
  LinePosition=0
  StackTrace:
       at System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri)
       at System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri)
       at System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream)
       at System.Windows.Application.LoadComponent(Object component, Uri resourceLocator)
       at DemosBrowser.Views.Browser.InitializeComponent() in ...\pdfreport-27009\Samples\DemosBrowser\Views\Browser.xaml:line 1
       at DemosBrowser.Views.Browser..ctor() in ...\pdfreport-27009\Samples\DemosBrowser\Views\Browser.xaml.cs:line 8
  InnerException: System.Runtime.InteropServices.COMException
       HResult=-2147221164
       Message=Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))
       Source=System.Windows.Forms
       ErrorCode=-2147221164
       StackTrace:
            at System.Windows.Forms.UnsafeNativeMethods.CoCreateInstance(Guid& clsid, Object punkOuter, Int32 context, Guid& iid)
            at System.Windows.Forms.AxHost.CreateWithoutLicense(Guid clsid)
            at System.Windows.Forms.AxHost.CreateWithLicense(String license, Guid clsid)
            at System.Windows.Forms.AxHost.CreateInstanceCore(Guid clsid)
            at System.Windows.Forms.AxHost.CreateInstance()
            at System.Windows.Forms.AxHost.GetOcxCreate()
            at System.Windows.Forms.AxHost.TransitionUpTo(Int32 state)
            at System.Windows.Forms.AxHost.CreateHandle()
            at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
            at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
            at System.Windows.Forms.AxHost.EndInit()
            at DemosBrowser.Toolkit.AcrobatReader.AcroPdf.InitializeComponent() in ...27009\Samples\DemosBrowser\Toolkit\AcrobatReader\AcroPdf.Designer.cs:line 53
            at DemosBrowser.Toolkit.AcrobatReader.AcroPdf..ctor(String fileName) in ...\pdfreport-27009\Samples\DemosBrowser\Toolkit\AcrobatReader\AcroPdf.cs:line 10
            at DemosBrowser.ViewModels.BrowserViewModel.setupAcrobatReader() in ...\pdfreport-27009\Samples\DemosBrowser\ViewModels\BrowserViewModel.cs:line 253
            at DemosBrowser.ViewModels.BrowserViewModel..ctor() in ...\pdfreport-27009\Samples\DemosBrowser\ViewModels\BrowserViewModel.cs:line 36
       InnerException: 

Error1Cannot create an instance of "Browser"....\Samples\DemosBrowser\MainWindow.xaml99DemosBrowser

Could not find a part of the path 'C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE\Pdf\AccountingBalanceSample.pdf'.

   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)

   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)

   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)

   at PdfRpt.FluentInterface.DataTemplate.get_PdfStreamOutput() in ...\Lib\FluentInterface\DataTemplate.cs:line 605

   at PdfRpt.PdfReportDocument.createPdf() in ...\Lib\PdfReportDocument.cs:line 119

   at PdfRpt.PdfReportDocument.<runInReleaseMode>b__0(Document pdfDisposable) in ...\Lib\PdfReportDocument.cs:line 113

   at PdfRpt.Core.Helper.Guard.SafeUsingBlock[TDisposable,T](TDisposable disposable, Action`1 action, Func`2 unwrapper) in ...\Lib\Core\Helper\Guard.cs:line 91

   at PdfRpt.Core.Helper.Guard.SafeUsingBlock[TDisposable](TDisposable disposable, Action`1 action) in ...\Lib\Core\Helper\Guard.cs:line 58

   at PdfRpt.PdfReportDocument.runInReleaseMode() in ...\Lib\PdfReportDocument.cs:line 105

   at PdfRpt.PdfReportDocument.GeneratePdf(Boolean debugMode) in ...\Lib\PdfReportDocument.cs:line 87

   at PdfRpt.FluentInterface.PdfReport.Generate(Action`1 pdfRptFileBuilder, Boolean debugMode) in ...\Lib\FluentInterface\PdfReport.cs:line 90

   at PdfReportSamples.AccountingBalanceColumn.AccountingBalanceColumnPdfReport.CreatePdfReport() in ...\Samples\PdfReportSamples\AccountingBalanceColumn\AccountingBalanceColumnPdfReport.cs:line 17

Warning4Could not resolve this reference. Could not locate the assembly "System.Windows.Controls.Toolkit, Version=4.0.5.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35". Check to make sure the assembly exists on disk. If this reference is required by your code, you may get compilation errors.SlPdf

Warning5Could not resolve this reference. Could not locate the assembly "System.Windows.Controls.Toolkit.Internals, Version=4.0.5.0, Culture=neutral, PublicKeyToken=2c5c654d367bf4a7". Check to make sure the assembly exists on disk. If this reference is required by your code, you may get compilation errors.SlPdf

Error1The type or namespace name 'BusyIndicator' could not be found (are you missing a using directive or an assembly reference?)...\Samples\SlPdf\SlPdf\obj\Debug\MainPage.g.i.cs3818SlPdf

Warning2The variable 'ex' is declared but never used...\Samples\DemosBrowser\Converters\ShellThumbnailConverter.cs4030DemosBrowser