See this Comm Center thread by Peter Prendergast. Under rare circumstances, while filling in the license form on the Scheduler, the new format license is calling the "test" sequence where it is getting Check2() calls and also Check() calls for old format. On one of these calls, the memory corruption causes a low level exception and the scheduler vaporizes.
I used his data and was able to repro it here. The MD5 arrays needed a couple of extra bytes. Geeze, after so many years!!!!
