On my main laptop at home, I have long been running Windows 7 (which it came with), and using a program called wubi to dual boot into Ubuntu 12.04 (which means I had to decide when I turned on the computer whether I wanted to run Windows or Linux, and usually picked Linux). Ubuntu has worked pretty well for me. But I saw that it had come out with another Long Term Release, 14.04. So while I was doing other things, I said, sure, let's upgrade. As is so often the case when things go wrong, it was almost certainly my own fault. I'm not sure that I had a fully updated system before I started. I failed to back up a couple of files. I didn't read screens all the way through. I am, in fact, an idiot. The upgrade went through, but I didn't have menus at the top of the screen. That's a problem that the Internet has located, and several solutions were offered. I tried a couple of them, and it's possible I screwed that up, too, just by being impatient. Bottom line: I t