CTD with Unknown reason

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Brief description of the issue:

Steam version MSFS Keep CTD with Unknown reason

Provide Screenshot(s)/video(s) of the issue encountered:


Detailed steps to reproduce the issue encountered:

Just launch the and the crash will occured when I prepared to take-off.

PC specs and/or peripheral set up if relevant:

Intel i710700, Asus GTX1660Ti

Build Version # when you first started experiencing this issue:


Provide extra information to complete the original description of the issue:

At first, seems it caused by my new XBox controller, then it occurred even I use my mouse to move the camera. Even I try to check the files via Steam, it tell me “Custominstaller.exe stop working”.

Here is a link to the troubleshooter for CTD’s.
If you get to the bottom of this list, there are links there for further editions.