setting jsonSerialization maxJsonLength in ASP.net Web.Config gives 500 error

Question

So, I keep getting the 500 - Internal server error page on my .net site when I set the maxJsonLength in my web.config.

I\'m modifying the .config because even though

Answer 1

I agreed with Gracchus, I put this below block in end of web.config file

    
        
            
        
    
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