出错页面是：http://www.shangqiedu.cn/index.aspx?c=course&a=list&sp=teachway-100,isfree-2=,o-4d,p-4,cityid-1099
异常信息：Exception of type 'System.Web.HttpUnhandledException' was thrown.
Source:System.Web
StackTrace:
   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)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

InnerException:
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.OutOfMemoryException: Exception of type 'System.OutOfMemoryException' was thrown.
   at System.Globalization.TextInfo.InternalChangeCaseString(IntPtr handle, IntPtr handleOrigin, String localeName, String str, Boolean isToUpper)
   at System.Globalization.TextInfo.ToLower(String str)
   at System.String.ToLower()
   at Kesion.HtmlTags.Function.ReadFile(String tempDir, Boolean isFilterModule, Boolean isSchool)
   at Kesion.HtmlTags.Function.ReadFile(String tempDir, Boolean isFilterModule)
   at Kesion.HtmlTags.PageCache.DoPageCacheCheck(String cacheKey, String Dir, Boolean isFilterModule)
   at Kesion.HtmlTags.PageCache.CacheFileChk(String label, String& cacheFile, String templateName)
   at Kesion.Controllers.courseController.List(Int32 teachWay, Boolean isMobileDevice, Boolean isSchool)
   at Kesion.Controllers.courseController.doRun(String a, Boolean isMobileDevice, Boolean isSchool)
   at Kesion.Controllers.courseController.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 System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
   at Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)