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 82:     {
Line 83:         DataSet ds;
Line 84:         serverstr = System.Configuration.ConfigurationManager.ConnectionStrings["con"].ToString();
Line 85:         SqlConnection MyConn = new SqlConnection(serverstr);
Line 86:         MyConn.Open();

Source File: d:\inetpub\vhosts\kenscommunication.com\httpdocs\App_Code\conClass1.cs    Line: 84

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   conClass1.Getdatatable(String sqlstr) in d:\inetpub\vhosts\kenscommunication.com\httpdocs\App_Code\conClass1.cs:84
   careers.fillrep() in d:\inetpub\vhosts\kenscommunication.com\httpdocs\careers.aspx.cs:86
   careers.Page_Load(Object sender, EventArgs e) in d:\inetpub\vhosts\kenscommunication.com\httpdocs\careers.aspx.cs:17
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
   System.Web.UI.Control.OnLoad(EventArgs e) +97
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693


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