I don't think I mentioned this, but I am running Ubuntu Server 14.04 LTS 64-bit. Would this make a difference? *Here is the output of: sudo apt-get install xwiki-enterprise-tomcat8-common* v3@ubuntu:~$ sudo apt-get install xwiki-enterprise-tomcat8-common Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: xwiki-enterprise-tomcat8-common : Depends: xwiki-enterprise-common (= 8.2) but it is not going to be installed Depends: tomcat8 but it is not installable E: Unable to correct problems, you have held broken packages. *It's bizarre. A few co-workers are stumped as well. Perhaps I'm not using the correct repository?* *This is what I ran to add the repository:* wget -q "http://maven.xwiki.org/public.gpg" -O- | sudo apt-key add - sudo wget "http://maven.xwiki.org/stable/xwiki-stable.list" -P /etc/apt/sources.list.d/ *I then ran sudo apt-get update. Here is the output of apt-cache search xwiki* v3@ubuntu:~$ apt-cache search xwiki xwiki-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-mysql-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-pgsql-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat-mysql - XWiki enterprise Tomcat/MySQL based package xwiki-enterprise-tomcat-pgsql - XWiki enterprise Tomcat/PostgreSQL xwiki-enterprise-tomcat5-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat5-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat6-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat6-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat7-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat7-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat7-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat8-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat8-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-enterprise-tomcat8-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-mysql-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-pgsql-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-solr-data - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat7-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat7-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat7-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat8-common - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat8-mysql - XWiki is a free wiki software platform written in Java with a design emphasis xwiki-tomcat8-pgsql - XWiki is a free wiki software platform written in Java with a design emphasis -- View this message in context: http://xwiki.475771.n2.nabble.com/Need-Help-Installing-XWiki-on-Ubuntu-Serve... Sent from the XWiki- Users mailing list archive at Nabble.com.