I have a macbookpro unibody late 2008 15p and use OS X Lion, 10.7.3. I use always an external monitor and close the lid. When I finish my work day I put the macbook in sleep mode and it switches off. ...
Every once in a while, my MacBook Air becomes unresponsive when it is sleeping and I open the lid. It seems to only happen in these circumstances: the MacBook air got into sleep modus because of ...