<P><A class="" href="http://space.cnblogs.com/question/2800000000000/" mce_href="http://space.cnblogs.com/question/2800000000000/">http://space.cnblogs.com/question/2800000000000/</A></P> <P mce_keep="true">&nbsp;</P><PRE>Exception Details: System.OverflowException: Value was either too large or too small for an Int32. Source Error: Line 25: if(!Page.IsPostBack ){ Line 26: Line 27: int qid = Convert.ToInt32(Request.QueryString["qid"]); Line 28: Line 29: clsQuestion q = clsQuestion.GetDetail(qid); Source File: d:\WebSite\CnBlogsSpace\question\item.aspx Line: 27 Stack Trace: [OverflowException: Value was either too large or too small for an Int32.] System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +2725365 System.Convert.ToInt32(String value) +68 ASP.PageClass.Page_Load(Object sender, EventArgs e) in d:\WebSite\CnBlogsSpace\question\item.aspx:27 System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +15 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +34 System.Web.UI.Control.OnLoad(EventArgs e) +99 System.Web.UI.Control.LoadRecursive() +47 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1061 </PRE>