3 times now I have had a grey 'curtain' run down my screen and then a message telling me to force quit. Any ideas please??

3 times now I have had a grey 'curtain' run down my screen and then a message telling me to force quit. I have no option but to quit as everything is frozen. Any ideas please??

MacBook Pro, Mac OS X (10.6.8)

Posted on Jul 31, 2015 6:21 AM

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3 times now I have had a grey 'curtain' run down my screen and then a message telling me to force quit. Any ideas please??

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