ErrorCode : -2147467259
Data : System.Collections.ListDictionaryInternal
TargetSite : Boolean HandleError(System.Exception)
Stack Trace :    at System.Web.UI.Page.HandleError(Exception e)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest()
   at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)
   at System.Web.UI.Page.ProcessRequest(HttpContext context)
   at ASP.editblockcontrol_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\0f512950\18c9dd2d\App_Web_m8akeneh.12.cs:line 0
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

Additional Info:

MachineName : VEGA
TimeStamp : 6/15/2009 8:59:18 PM
FullName : Microsoft.Practices.EnterpriseLibrary.ExceptionHandling, Version=2.0.0.0, Culture=neutral, PublicKeyToken=null AppDomainName : /LM/W3SVC/2/ROOT-1-128895553080786927
ThreadIdentity : etosh
WindowsIdentity : NT AUTHORITY\NETWORK SERVICE
 Inner Exception
 ---------------
 Type : System.InvalidOperationException, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
 Message : There is an error in XML document (1, 2).
 Source : System.Xml
 Help link :
 Data : System.Collections.ListDictionaryInternal
 TargetSite : System.Object Deserialize(System.Xml.XmlReader, System.String, System.Xml.Serialization.XmlDeserializationEvents)
 Stack Trace :    at System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader, String encodingStyle, XmlDeserializationEvents events)
    at System.Xml.Serialization.XmlSerializer.Deserialize(TextReader textReader)
    at DotShoppingCart.Commercial.Base.Utils.FromXml(Type type, String xml)
    at Controls_Blocks_BlockContainer.SwitchToBlockEditor() in c:\AcrEStore_3.1\Web\Controls\Blocks\BlockContainer.ascx.cs:line 118
    at Controls_Blocks_BlockContainer.Page_Load(Object sender, EventArgs e) in c:\AcrEStore_3.1\Web\Controls\Blocks\BlockContainer.ascx.cs:line 105
    at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
    at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)
    at System.Web.UI.Control.OnLoad(EventArgs e)
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Control.LoadRecursive()
    at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

  Inner Exception
  ---------------
  Type : System.InvalidOperationException, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
  Message : <PageBlockContainerData xmlns=''> was not expected.
  Source : zt4d5jm4
  Help link :
  Data : System.Collections.ListDictionaryInternal
  TargetSite : System.Object Read3_BlockContainerData()
  Stack Trace :    at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationReaderBlockContainerData.Read3_BlockContainerData()