I am having a very frustrating problem and need some help in knowing where to even look anymore...
I have an .aspx (VS2010, C#) that used to contain an Infragistics UltraWebGrid. The page was blowing up in the ScriptResource.axd every time consistently during execution in an area that appeared to be working with the UltraWebGrid. I happened to need to remove the UltraWebGrid and replace it with a newer WebDataGrid -- so I thought I would kill two birds with one stone.
I removed (or commented out) EVERY reference to the UltraWebGrid, replaced all of the appropriate code with the newer WebDataGrid, and...voila! the page is still blowing up in the ScriptResource.axd on exactly the same line of code (please see captured code below).
The line of code getting the error is bolded below this.Id = this.Id.substr(2); .
The error being received is "Microsoft JScript runtime error: Unable to get value of the property 'substr': o ...
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