XBMC我试着安装，试了一天都安装不上，网上很大方法都试过了，求大神帮忙
终端：
用终端安装时总时出现下面问题
:~$ sudo apt-get install xbmc
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
libqt3-mt python-qt3 python-support
Suggested packages:
libqt3-mt-psql libqt3-mt-mysql libqt3-mt-odbc python-qt3-gl python-qt3-doc
The following NEW packages will be installed:
libqt3-mt python-qt3 python-support xbmc
0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
Need to get 26.1 kB/31.1 MB of archives.
After this operation, 56.9 MB of additional disk space will be used.
Do you want to continue [Y/n]? Y
Err http://ubuntu.srt.cn/ubuntu/ precise/universe python-support all 1.0.14ubuntu2
404 Not Found
Failed to fetch http://ubuntu.srt.cn/ubuntu/pool/univer ... u2_all.deb 404 Not Found
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
我已经换过很多次的源了，还是出现了上面的问题求给个解决的方法， 或者给个能用的连接也行， 再者给个合Ubuntu 12.04LTS用的XBMC的下载也可以
新德利：
在新德利安装也安装不了，总是提示没连上网，但我却能上网，看图
求大神帮忙解决，小弟感激不尽
