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Jo Roy
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Object Reference not set to an instance of the object
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I am trying to implement a WebDataGrid on my application, but whenever I add it to a page, I get this error.

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.]
   Infragistics.Web.UI.Framework.AppStyling.CssBuilder.OnPreRenderComplete(Object sender, EventArgs e) +310
   System.Web.UI.Page.OnPreRenderComplete(EventArgs e) +121
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1155

 Not sure as to why I am getting it. Any help?

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