回答一:通过更新后安装(安装成功)
首先是
#sudo apt-get update
更新到后面会遇到这个问题
W: A error occurred during the signature verification. The repository is not updated and the previous index files will be used.GPG error: http://security.ubuntu.com lucid-security Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key
试一下如下命令:
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install -f