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12 Points
1 Post
Sep 12, 2007 09:52 PM|LINK
I also had this same error. After a bit of investigation, it was because I had ASP.NET set to 2.0 instead of 1.1 in my IIS server settings. Before hacking away at your code, be sure your ASP.NET framework is set correctly!
aaronjlewis@...
Member
12 Points
1 Post
Re: Invalid postback or callback argument
Sep 12, 2007 09:52 PM|LINK
I also had this same error. After a bit of investigation, it was because I had ASP.NET set to 2.0 instead of 1.1 in my IIS server settings. Before hacking away at your code, be sure your ASP.NET framework is set correctly!