Revit gets a new version every year, and every year we theoretically have to upgrade our Revit files. If you are a pro-active BIM Manager, you also have to upgrade a bunch of families and other files. If you are working on certain large projects, maybe the updates are deferred for a year or two, and then you find that you have to upgrade about 800 Revit files from Revit 2015 to 2018. Obviously, they all have to upgraded at once to maintain the integrity of the data and the workflows. What is the best way to do it?
I investigated a few different options and my notes and links are list below. In my case, I decided to go with RTV Xporter Pro and its File Upgrader option. It is an extremely affordable addin (currently $49USD), considering the amount of batch processing functionality that it provides.
The very first thing to do is ensure you have a backup. In my case, I had a complete offline mirror of the Revit files, and I ran the upgrade against that mirror. Then, I could just…