PostBack Ritalin v1.1 – Updated for ASP.NET 4
As you might notice soon enough, a change in ASP.NET 4’s client-side API breaks versions 0.8 through 1.0 of PostBack Ritalin. Using those older versions of the control with ASP.NET 4 will throw a JavaScript error during BeginRequest and break asynchronous postbacks as a result.
PostBack Ritalin v1.1 works around that issue, and is also backward-compatible [...]
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Originally posted at Encosia. If you’re reading this elsewhere, come on over and see the original.