Error Loading CCA

Mar 4, 2013 at 1:45 PM
I'm using CRM and CCA configured in windows server r2. when i run agent desktop getting error.
please help me.

3/4/2013 6:08:34 AM: CCA: Agentdesktop starting...
3/4/2013 6:08:34 AM: CCA: Unable to load DLL 'windowsaccessbridge.dll': The specified module could not be found. (Exception from HRESULT: 0x8007007E)
3/4/2013 6:08:36 AM: CCA: Sessions.AddSession: Adding new session: ''
3/4/2013 6:08:36 AM: CCA: Sessions.SetActiveSession: Switching to session: ''
3/4/2013 6:08:50 AM: CCA: DESKTOP_ERR_FATAL_ERROR:A possibly fatal error has occurred. The application may now exit.
System.Xml.XmlException: Data at the root level is invalid. Line 1, position 1.
at System.Xml.XmlTextReaderImpl.Throw(Exception e)
at System.Xml.XmlTextReaderImpl.Throw(String res, String arg)
at System.Xml.XmlTextReaderImpl.ParseRootLevelWhitespace()
at System.Xml.XmlTextReaderImpl.ParseDocumentContent()
at System.Xml.XmlTextReaderImpl.Read()
at System.Xml.XmlLoader.Load(XmlDocument doc, XmlReader reader, Boolean preserveWhitespace)
at System.Xml.XmlDocument.Load(XmlReader reader)
at System.Xml.XmlDocument.LoadXml(String xml)
at Microsoft.Uii.Common.AppInitStringBase.set_ExtensionsXml(String value)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildCommonInitString(AdapterAppInitString initstring, Entity apprecord)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildHostedControlApp(Entity apprecord)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildInitString(Entity apprecord)
at Microsoft.Uii.CrmEntityManager.ApplicationEntityManager.GetApplicationRecords(IList1 applications, String entityAlias)
at Microsoft.Uii.CrmEntityManager.ApplicationEntityManager.GetApplications(OrganizationServiceProxy organizationServiceProxy)
at Microsoft.Uii.AifServices.ApplicationService.GetApplications()
at Microsoft.Uii.Csr.ApplicationHost.LoadApplications(ArrayList appsInWorkflow, Boolean loadOnlyGlobal, Boolean workflowExists)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartNewSession(AgentDesktopSession session, String sessionName, CustomerEntity customer, Guid callID, IContextManager CtxMgr)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.AddSession(CustomerEntity customer, Guid callID)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartHostedApplications()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.LoadNonHostedApplications(IApplicationService applicationService)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.Login()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.GetOptions()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.LoadDesktop()
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartDesktopLoad()
at Microsoft.Uii.Desktop.UI.Wpf.WpfDesktop.WpfRootDesktopForm_Loaded(Object sender, RoutedEventArgs e)
at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.UIElement.RaiseEvent(RoutedEventArgs e)
at System.Windows.BroadcastEventHelper.BroadcastEvent(DependencyObject root, RoutedEvent routedEvent)
at System.Windows.BroadcastEventHelper.BroadcastLoadedEvent(Object root)
at MS.Internal.LoadedOrUnloadedOperation.DoWork()
at System.Windows.Media.MediaContext.FireLoadedPendingCallbacks()
at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
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)
3/4/2013 6:08:51 AM: CCA: Sessions.CloseSession: Closing session: ''
3/4/2013 6:08:51 AM: CCA: DESKTOP_ERR_FATAL_ERROR:A possibly fatal error has occurred. The application may now exit.
System.Xml.XmlException: Data at the root level is invalid. Line 1, position 1.
at System.Xml.XmlTextReaderImpl.Throw(Exception e)
at System.Xml.XmlTextReaderImpl.Throw(String res, String arg)
at System.Xml.XmlTextReaderImpl.ParseRootLevelWhitespace()
at System.Xml.XmlTextReaderImpl.ParseDocumentContent()
at System.Xml.XmlTextReaderImpl.Read()
at System.Xml.XmlLoader.Load(XmlDocument doc, XmlReader reader, Boolean preserveWhitespace)
at System.Xml.XmlDocument.Load(XmlReader reader)
at System.Xml.XmlDocument.LoadXml(String xml)
at Microsoft.Uii.Common.AppInitStringBase.set_ExtensionsXml(String value)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildCommonInitString(AdapterAppInitString initstring, Entity apprecord)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildHostedControlApp(Entity apprecord)
at Microsoft.Uii.CrmEntityManager.EntityBuilder.BuildInitString(Entity apprecord)
at Microsoft.Uii.CrmEntityManager.ApplicationEntityManager.GetApplicationRecords(IList
1 applications, String entityAlias)
at Microsoft.Uii.CrmEntityManager.ApplicationEntityManager.GetApplications(OrganizationServiceProxy organizationServiceProxy)
at Microsoft.Uii.AifServices.ApplicationService.GetApplications()
at Microsoft.Uii.Csr.ApplicationHost.LoadApplications(ArrayList appsInWorkflow, Boolean loadOnlyGlobal, Boolean workflowExists)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartNewSession(AgentDesktopSession session, String sessionName, CustomerEntity customer, Guid callID, IContextManager CtxMgr)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.AddSession(CustomerEntity customer, Guid callID)
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartHostedApplications()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.LoadNonHostedApplications(IApplicationService applicationService)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.Login()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.GetOptions()
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.DoLoginStep(LoginSteps loginSteps)
at Microsoft.Uii.Desktop.UI.Core.DesktopLoader.LoadDesktop()
at Microsoft.Uii.Desktop.UI.Core.DesktopBase.StartDesktopLoad()
at Microsoft.Uii.Desktop.UI.Wpf.WpfDesktop.WpfRootDesktopForm_Loaded(Object sender, RoutedEventArgs e)
at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.UIElement.RaiseEvent(RoutedEventArgs e)
at System.Windows.BroadcastEventHelper.BroadcastEvent(DependencyObject root, RoutedEvent routedEvent)
at System.Windows.BroadcastEventHelper.BroadcastLoadedEvent(Object root)
at MS.Internal.LoadedOrUnloadedOperation.DoWork()
at System.Windows.Media.MediaContext.FireLoadedPendingCallbacks()
at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
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)
at System.Windows.Threading.DispatcherOperation.InvokeImpl()
at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
at System.Threading.ExecutionContext.runTryCode(Object userData)
at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean ignoreSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Windows.Threading.DispatcherOperation.Invoke()
at System.Windows.Threading.Dispatcher.ProcessQueue()
at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
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)
at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
at System.Windows.