Xiaoming Tu

I have 1032 folders in the FTP root directory. NC takes few minutes to list folders. In comparison, FileZilla list all the folders instantly.

@mgood7123 did those changes work for you? I am still seeing the exception after applying those changes. Could you please help? Here are my changes. 

I used the same `azure-pipelines.yml` from this repo to create an Azure pipeline, so I think it is recompiling from scratch. I cannot debug yet. It would take some time...