Strange xml error: Incorrect line ending

Question

I haven\'t used Eclipse since 1 week ago. Today I started it and I noticed that it loaded slowly. When it was started it prompted this:

http://tinypic.com?ref=2zpk1g2&am

Answer 1

I just got the same annoying problem. What I did was copying the entire code into notepad. Then from notepad, paste it back into the xml field. I know, it sounds stupid, but it worked and I have no idea why -__-"