Logs and Crash Reports
On iPhone and iPod Touch
If X-Plane for the iPhone/iPod touch crashes, it will put a crash report on your device. To find this file, first sync your device with iTunes.
The file can then be found in one of these locations:
For Mac Users:
~/Library/Logs/CrashReporter/MobileDevice/
For Windows Users:
Application Data\AppleComputer\Logs\CrashReporter\MobileDevice\