Several people have reported seeing errors in their logs that seem to be due to requests such as this: /ScriptResource.axd?d= [lots of junk] & t=ffffffffee24147c The important part here is the HTML-encoded ?&? sequence, which stands for ?&? of course. If this exact URL is sent to the server, the server won?t know what to do with the escape sequence (URLs are not supposed to be HTML-encoded on the wire) so the parameters won?t get separated as expected, potentially resulting in a server error. This bug in the toolkit is an example of that: http://ajaxcontroltoolkit.codeplex.com/WorkItem/View.aspx?WorkItemId=13134 Of course, when people see 500 errors popping up in their server logs, they immediately assume the application...(read more)
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