行 2090:            finally
行 2091:            {
行 2092:                dr.Close();
行 2093:            }
行 2094:            return str;

[NullReferenceException: 未将对象引用设置到对象的实例。]
   jss_fc.JSSMethods.mt_leftcolumn(String tagename, OperateDB con, String[] param, String fid, String cid) in d:\website\danielajacobs.com\App_Code\jss_fc\JSSMethods.cs:2092
   jss_fc.JSSMethods.TAGES_SINGLE(String tagename, OperateDB con, String[] param, String[] idsparam) in d:\website\danielajacobs.com\App_Code\jss_fc\JSSMethods.cs:82
   info.Page_Load(Object sender, EventArgs e) in d:\website\danielajacobs.com\info.aspx.cs:57
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +24
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +136
   System.Web.UI.Control.LoadRecursive() +97
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2523