I saw this same question posted in the General\Web Forms forum about a year ago as I was searching for an answer to my problem and it was never really answered or resolved. So, I thought I would try again over in this forum. When I try to navigate to a web page with AJAX being used, I get the following error:
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.] AjaxControlToolkit.MaskedEditExtender.OnLoad(EventArgs e) in c:\TeamCity\buildAgent\work\86982cda3515e83b\Server\AjaxControlToolkit\MaskedEdit\MaskedEditExtender.cs:95 System.Web.UI.Control.LoadRecursive() +50 System.Web.UI.Control.LoadRecursive() +141 System.Web.UI.Control.LoadRecursive() +141 System.Web.UI.Control.LoadRecursive() +141 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627 |
Version Information: Microsoft .NET Framework Version:2.0.50727.3649; ASP.NET Version:2.0.50727.3614
I think the main problem is that it can't find the toolkit, as evidenced by this line:
AjaxControlToolkit.MaskedEditExtender.OnLoad(EventArgs e) in c:\TeamCity\buildAgent\work\86982cda3515e83b\Server\AjaxContro
I do not have that directry on my machine and the previous post I did find concerning this problem, the user had the exact same reference. Does anyone know what is the cause of this problem and how to rectify it? Thanks in advance for any and all assistance given.