将XML反序列化为对象（需要返回对象列表）

Started practicing with XML and C# and I have an error message of "There is an error in XML document (3,2)". After looking at the file, I can't see anything wrong with it (Mind you, I probably missed something since I'm a noob). I'm using a Console Application for C# right now. I'm trying to return a list of Adventurers and just a side note, the GEAR element is optional. Here is what I have so far:Started practicing with XML and C# and I have a