IMPORTANT NOTICE: There was a problem with a recent Ubuntu update. If you are no longer able to log in to your Ubuntu system or you updated your system on Monday, August 21st or Tuesday, August 22nd, please read these instructions.
：
http://www.ubuntu.com/FixForUpgradeIssue
另：偶就是受害者之一。要求加顶！！！
不好意思下面就是个这个相关的贴子