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 16:                 System.Xml.XmlNodeList node = xmldoc.SelectNodes("//VolumeDetails/VolumeData[@Month='" + month + "' and @Year='" + year + "']");
Line 17:                 //Response.Write("Articles for Volume : " + node[0].Attributes["Volume"].Value + ", Issue : " + node[0].Attributes["Issue"].Value + ", " + node[0].Attributes["Month"].Value + " - " + node[0].Attributes["Year"].Value);
Line 18:                 Session["volid"] = node[0].Attributes["ID"].Value;
Line 19:                                 
Line 20:                 //Response.Write("<tr><td class=\"gap\"></td></tr>");

Source File: e:\hostingspaces\lyakkald\oldtm.lbp.world\wwwroot\ArticleReceived.aspx    Line: 18

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP.articlereceived_aspx.__RenderContent1(HtmlTextWriter __w, Control parameterContainer) in e:\hostingspaces\lyakkald\oldtm.lbp.world\wwwroot\ArticleReceived.aspx:18
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Control.Render(HtmlTextWriter writer) +12
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +9840022
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +32
   System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output) +55
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +43
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Control.Render(HtmlTextWriter writer) +12
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Page.Render(HtmlTextWriter writer) +30
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1342


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0