I've started running into a similar problem, with similar results: Aaron High's repro app was running fine for me despite me seeing an issue in a larger application. I was able, however, to make a small change to Aaron's demo that results in the app consistently and quickly crashing for me (attached). The change is to increase the number of graphics objects being drawn. On my computer, the attached code begins to misbehave almost immediately. On a coworker's (newer) computer, he had to increase the graphics count to 1000 before the app would crash within a few minutes. Both computers are running Windows 7, 64-bit, using version 10.2.7 of the runtime.
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