Since you are using Ajax Toolkit controls, you should make sure that you are using a ToolkitScriptManager
instead of RadScriptManager as suggested in the first thread, provided by my colleague. The ToolkitScriptManager should have its CombineScripts
property set to false
If this configuration does not help you solve the issue faced, you may refer to the ASP.NET Ajax client-side framework failed to load
forum thread or this stackover thread
, which deal with the error in question. As the error could have numerous causes, I urge you to pay attention to all steps suggested. One of these tips could solve your case, but I cannot pinpoint which one exactly.
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