@ airbader,It's absolutely a bug. I just got it again when opening up GSX's control window.
Faulting application name: Prepar3D.exe, version: 188.8.131.52253, time stamp: 0x5eebf566
Faulting module name: VCRUNTIME140.dll, version: 14.26.28720.3, time stamp: 0x5e74aeb1
Exception code: 0xc0000005
Fault offset: 0x000000000000137b
Faulting process id: 0x19f8
Faulting application start time: 0x01d64ae356112163
Faulting application path: D:\Prepar3D V5\Prepar3D.exe
Faulting module path: C:\WINDOWS\SYSTEM32\VCRUNTIME140.dll
Report Id: 18d502d8-0359-4c23-8422-7ec9ef736bfa
Faulting package full name:
Faulting package-relative application ID:
If only there was some way to communicate bugs to Lockheed.
Are you using the default LM ATC or another ATC software?
I just installed FSDT GSX (basic version) with some FSDT airports.
Why are you opening the GSX menu?
Which keyboard key or key combo do you use to open the GSX menu?
Maybe I can do a test .
"If only there was some way to communicate bugs to Lockheed."
You are in the correct forum (here) to do that.