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No problems in the last hour that it's been running though I do notice more hard drive activity even though I'm just browsing these forums. Lots of whirring and clicking.
Of course, now that I've typed this it has stopped and is running silently:rolleyes:
 
Two machines updated last night, no problems. One went through a couple of sleep cycles fine.

Do you have any third party hacks that might be upsetting the system? Like the ones warned about in the 10.2.4 Readme?
 
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