I you had this error dialog in the sim, you are in the right place.
This is one of the crashes the developer team is tracking down and we need your help to do so.
Please create a new post in this DoneIO category, fill in the bug report template and provide as much context information as possible:
Latest Bug Reports/DoneIO topics - MSFS DevSupport (flightsimulator.com)
Edit: Topic creation locked for now as Asobo developers have enough reports and data to investigate