Hello im also crashing to desk top every time i flip the battery to on. Ive unistalled and reinstalled the plane, i tried redownloading the plane, ive got ride of all my plug-ins, and ive tried to load it into the demo as well and i get the same result each time. Here are my Mac specs and ill attach my log.txt and my Crash report. MAC OSX 10.5.8 2 GHz intel core 2 duo 2 GB 1067 MHz DDR3 Crash_Report.txt Log.txt