我按照Problems installing latest version of jenkins的答案中的说明操作，但似乎仍然遇到同样的错误：
After this operation, 67.2 MB of additional disk space will be used.
(Reading database ... 69476 files and directories currently installed.)
Unpacking jenkins (from .../archives/jenkins_1.552_all.deb) ...
dpkg: error processing /var/cache/apt/archives/jenkins_1.552_all.deb (--unpack):
trying to overwrite '/usr/share/jenkins/jenkins.war', which is also in package jenkins-common 1.424.6+dfsg-1ubuntu0.2
dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)
Errors were encountered while processing:
/var/cache/apt/archives/jenkins_1.552_all.deb
W: Duplicate sources.list entry http://pkg.jenkins-ci.org/debian/ binary/ Packages (/var/lib/apt/lists/pkg.jenkins-ci.org_debian_binary_Packages)
W: You may want to run apt-get update to correct these problems
E: Sub-process /usr/bin/dpkg returned an error code (1)
当运行purge命令时，我现在看到以下内容，因此它似乎已成功删除
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package jenkins is not installed, so not removed
...
0 upgraded, 0 newly installed, 0 to remove and 12 not upgraded.