Mac: Background flashes, Dock not showing up...
![Image](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgF3gnVFtCIfJNpoe3qhKTOw0HWcY0k7eALPisgH4U8oUB81_oG2xb_gti_TuyNvVgkdSQoMTHl-1tfj7lLlvvDrJppk_Vc8C_GDDSnUzTusP9qC1o3BO-fA_npTDhe1IQPyS49m3hhlQ56/s1600/Go_and_Menubar.png)
Not sure what caused this as I hadn't done anything unusual w/ my Mac for awhile. Long story short, some preference in my user profile was causing this issue. In particular, the thought it was my dock preferences, but I had to delete my everything under my user's ~/Library/Preferences to get my account back and working properly. You should have only to do the following: Delete ~/Library/Application Support/Dock Delete ~/Library/Preferences/com.apple.dock.plist Here is screenshot by screenshot on how to do this: