Log File
If you are a super awesome beta tester, you can upload your log file to a website such as Pastebin.com and then put the link here. Here is where you can find your log file:
PC: %APPDATA%\..\LocalLow\Jundroo\SimplePlanes\output_log.txt
Mac: ~/Library/Application Support/com.jundroo.SimplePlanes/output_log.txt