Cannot Insert Image in Blog Post

Topics: ASP.NET 2.0, Business Logic Layer, Controls, Themes
May 4 at 11:52 PM
When I try to upload an image while editing a blog post, I get the following:

"A potentially dangerous Request.Form value was detected from the client (ctl00$cphAdmin$txtContent$TinyMCE1$txtContent="

I'm using BlogEngine
May 5 at 7:05 AM
Found answer here:

Except it's the Web.config file in the Admin folder I updated.