Grey screen, then login.

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hi, randomly typing or doing anything, , screen goes gray , kicks me login screen. work unsaved , lost?

happened 2 times in last 5 hours..

idea? :(

2011 mbp, i7, 8gb, running lion.

:)
 

this has happened me before when upgraded lion. since have done clean install , hasn't happened since.
 


Forums Macs macOS Older OS X Versions Mac OS X Lion (10.7)


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