Technology Error: Sage 50 Required Data File Is Missing when opening company file Query: How do I open a Sage 50 Saj file? It should have both the .sai file and .saj folder of your data inside, with the data path at the top of the window. If you want to open it, simply open Sage 50 and follow the data path you obtain from the search result, […] Written by masonolivia December 5, 2022December 5, 2022