Server Error in '/' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 714:                sql_ = "select * from (select row_number() over (order by " + sqlorder + ") as rowNum,* from info where cid=" + idsparam[1] + " and state>0 and tgstate>0)as a where rowNum=((select rowNum from (select row_number() over (order by " + sqlorder + ") as rowNum,* from info where cid=" + idsparam[1] + " and state>0 and tgstate>0)as b where id=" + idsparam[2] + ")+1)";
Line 715:                dr_ = con.DrSelect(sql_, null);
Line 716:                if (dr_.Read())
Line 717:                {
Line 718:                    string str_repeat = dr["repeats"].ToString();

Source File: f:\netweb\hl_netweb\App_Code\jss_fc\JSSMethods.cs    Line: 716

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   jss_fc.JSSMethods.mt_topdowninfo(String tagename, OperateDB con, String[] param, String[] idsparam) in f:\netweb\hl_netweb\App_Code\jss_fc\JSSMethods.cs:716
   jss_fc.JSSMethods.TAGES_SINGLE(String tagename, OperateDB con, String[] param, String[] idsparam) in f:\netweb\hl_netweb\App_Code\jss_fc\JSSMethods.cs:215
   info.Page_Load(Object sender, EventArgs e) in f:\netweb\hl_netweb\info.aspx.cs:66
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627


Version Information: Microsoft .NET Framework Version:2.0.50727.3053; ASP.NET Version:2.0.50727.3053