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After installing Mountain Lion doesn't external hard drives mount or stay mounted. Anybody else with this major problem?

After installing Mountain Lion doesn't external hard drives mount or stay mounted.

I have tried resetting my Mac's PRAM but the problem still remains.

Even USB memory sticks are unmounted efter a few seconds.

Anybody else with this major problem?

MacBook Pro, OS X Mountain Lion

Posted on Aug 12, 2012 12:11 PM

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Posted on Aug 15, 2012 12:26 PM

An update of ESET Cybersecurity solved the problem.

3 replies

After installing Mountain Lion doesn't external hard drives mount or stay mounted. Anybody else with this major problem?

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