This issue is caused by a problem with the SimConnect interface between MSFS and the app.
All known solutions are already provided in the in‑app popup message.
If you follow those steps exactly and in order, the issue is resolved in almost all cases.
There are no additional troubleshooting steps beyond what is shown in the popup.
Because of this, any new issues raised about Exception 31 will be closed as duplicates of this notice.
Thank you for understanding.
This issue is caused by a problem with the SimConnect interface between MSFS and the app.
All known solutions are already provided in the in‑app popup message.
If you follow those steps exactly and in order, the issue is resolved in almost all cases.
There are no additional troubleshooting steps beyond what is shown in the popup.
Because of this, any new issues raised about Exception 31 will be closed as duplicates of this notice.
Thank you for understanding.