This link
http://askubuntu.com/questions/762137/applications-menu-missing-from-menu-bar
said to enter "unity" in terminal after every boot. I added it to Startup Applications. It seems to be a work-around.
This link
http:// askubuntu. com/questions/ 762137/ applications- menu-missing- from-menu- bar
said to enter "unity" in terminal after every boot. I added it to Startup Applications. It seems to be a work-around.