took me awhile to figure out the proper way to establish a connection with Simple.Data.MongoDB
Resources
You can install all of the dlls using Nuget, search for Simple.Data.MongoDB and install that package it will bring in the rest
Some of the errors I received on my journey
From Simple.Data
Message=No valid exports were found that match the constraint '((exportDefinition.ContractName == "Ado") AndAlso (exportDefinition.Metadata.ContainsKey("ExportTypeIdentity") AndAlso "Simple.Data.Adapter".Equals(exportDefinition.Metadata.get_Item("ExportTypeIdentity"))))', invalid exports may have been rejected.And from mongo driver when my connection string was not in the correct format, I was using the wrong port
Message=No connection could be made because the target machine actively refused it 127.0.0.1: