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 475:		headerFile.param = appellationName.replace(" ","-")
Line 476:		headerFile.paramName = "<span style='font-weight:bold'>" & appellationName
Line 477:		If appellationType.toLower="ava" Then
Line 478:			headerFile.paramName += " (AVA)"
Line 479:		End If

Source File: S:\WWW\appellation\list.aspx    Line: 477

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP.list_aspx.Page_Load(Object Sender, EventArgs E) in S:\WWW\appellation\list.aspx:477
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +24
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +41
   System.Web.UI.Control.OnLoad(EventArgs e) +131
   System.Web.UI.Control.LoadRecursive() +65
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2427


Version Information: Microsoft .NET Framework Version:2.0.50727.9061; ASP.NET Version:2.0.50727.9062