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.ProcessRequest(HttpContext context)
   at ASP.index_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\root\e8553ab2\ab69b3a\App_Web_zyofoibx.1.cs:line 0
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.TypeInitializationException: The type initializer for 'Kesion.Config.CourseConfigProvider' threw an exception. ---> System.InvalidOperationException: There is an error in XML document (2, 2). ---> System.OutOfMemoryException: Exception of type 'System.OutOfMemoryException' was thrown.
   at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationReaderCourseConfigInfo.Read2_CourseConfigInfo(Boolean isNullable, Boolean checkType)
   at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationReaderCourseConfigInfo.Read3_CourseConfigInfo()
   --- End of inner exception stack trace ---
   at Kesion.Publics.SerializationHelper.Load(Type type, String filename)
   at Kesion.Config.CourseConfigProvider..cctor()
   --- End of inner exception stack trace ---
   at Kesion.Config.CourseConfigProvider.Instance()
   at Kesion.Config.CourseConfigManage.GetConfig()
   at Kesion.Cache.MyCache.GetCourseCacheConfig(Int32 n)
   at Kesion.Controllers.epController.eplistindex(Boolean isMobileDevice)
   at Kesion.Controllers.epController.Run(Boolean isMobileDevice)
   --- End of inner exception stack trace ---
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e)
   at System.Web.UI.Control.OnLoad(EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)