M melapple macrumors 6502 Original poster Aug 29, 2013 291 79 Oct 26, 2013 #1 Saw this this morning when I started up my Macbook pro Mid-2012. Desktop would flicker between wallpaper and this GREY screen Should I be concerned? Attachments bugfinal.mov.zip 1.7 MB · Views: 89
Saw this this morning when I started up my Macbook pro Mid-2012. Desktop would flicker between wallpaper and this GREY screen Should I be concerned?
T tills24 macrumors regular May 10, 2010 114 89 Dec 11, 2013 #2 I have this same problem in a bootable USB drive with Mavericks installed. Were you able to resolve it?
I have this same problem in a bootable USB drive with Mavericks installed. Were you able to resolve it?