349 Views 2 Replies Latest reply: Feb 4, 2014 1:38 PM by Nicky McCatty
Hello Nicky McCatty,
Thanks for using Apple Support Communities.
For more information on this, take a look at:
Mac OS X: Gray screen appears during startup
- Reset the NVRAM / PRAM.
- start up your Mac while holding the C key to start from the disc.
- In Disk Utility, perform a permissions repair as well.
1. Perform an Archive and Install installation
Best of luck,