在MonoDevelop中使用GridFS和官方C＃驱动程序

I am using MonoDevelop on PC-BSD 10.1 and working with MongoDB 3.2. I downloaded MongoDB.Driver (+Bson& Core) from Nuget. I can do basic reads and writes and was trying to get GridFS working by following what seems to be the most current example from StackOverflow: I am using MonoDevelop on PC-BSD 10.1 and worki