Object reference not set to an instance of an object.

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:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) +130
   AjaxControlToolkit.ToolkitScriptManager.GetScriptCombineAttributes(Assembly assembly) +94
   AjaxControlToolkit.ToolkitScriptManager.IsScriptCombinable(ScriptEntry scriptEntry) +37
   AjaxControlToolkit.ToolkitScriptManager.OnResolveScriptReference(ScriptReferenceEventArgs e) +250
   System.Web.UI.ScriptManager.RegisterScripts() +263
   System.Web.UI.ScriptManager.OnPagePreRenderComplete(Object sender, EventArgs e) +122
   System.EventHandler.Invoke(Object sender, EventArgs e) +0
   System.Web.UI.Page.OnPreRenderComplete(EventArgs e) +9088650
   CMS.UIControls.AbstractCMSPage.OnPreRenderComplete(EventArgs e) +12
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2716


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1025