在CentOS 6.7上运行。我尝试用yum install xterm安装xterm，但它给了我一个错误。我试过yum安装其他软件包，比如gcc，显示相同的消息。我注意到它与Dropbox有关，我刚刚安装了它。发生了什么？
[root@localhost william]# yum install xterm
Loaded plugins: fastestmirror, refresh-packagekit, security
Setting up Install Process
Loading mirror speeds from cached hostfile
* base: repo1.sea.innoscale.net
* extras: linux.mirrors.es.net
* updates: linux.mirrors.es.net
http://linux.dropbox.com/fedora/6/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: Dropbox. Please verify its path and try again
[root@localhost william]# yum update
Loaded plugins: fastestmirror, refresh-packagekit, security
Setting up Update Process
Loading mirror speeds from cached hostfile
* base: mirrors.usc.edu
* extras: reflector.westga.edu
* updates: mirror.5ninesolutions.com
http://linux.dropbox.com/fedora/6/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: Dropbox. Please verify its path and try again
[root@localhost william]# yum install geany
Loaded plugins: fastestmirror, refresh-packagekit, security
Setting up Install Process
Loading mirror speeds from cached hostfile
* base: repo1.sea.innoscale.net
* extras: linux.mirrors.es.net
* updates: centos.mirror.lstn.net
http://linux.dropbox.com/fedora/6/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: Dropbox. Please verify its path and try again
答案 0 :(得分：1)
您可能希望从
中删除任何非标准存储库/etc/yum.repos.d /
顺便说一句，如果DNS / Internet正在使用ping / telnet工作