QuerySelectField在一个服务器上工作，在另一个服务器上使用相同的代码

I'm in the process of setting up a test installation of my current Python/Django project. Everything works great on my dev server, but we recently set up a new VM for the test and eventual production copies of the project. I'm using Python, Django, SqlAlchemy (with a MSSQL backend), and WTForms as my main packages.I'm in the process of setting up a test install