Using 14.04 and lmodern is still not in the dependencies list.
I am using xeCJK and this it successfully compiled after installing lmodern.
\usepackage{xeCJK}
\usepackage{fontspec}
\setCJKmainfont{....}-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to texlive-base in Ubuntu. https://bugs.launchpad.net/bugs/556071 Title: Xelatex complains that lmodern fonts are not installed Status in texlive-base package in Ubuntu: New Bug description: Binary package hint: texlive-xetex There is exactly the same problem in Ubuntu 9.10 as described in this Debian bug report: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=576599 ProblemType: Bug Architecture: i386 Date: Mon Apr 5 23:28:13 2010 DistroRelease: Ubuntu 9.10 InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5) NonfreeKernelModules: wl Package: texlive-xetex 2007.dfsg.2-7ubuntu1 ProcEnviron: LANG=de_CH.UTF-8 SHELL=/bin/bash ProcVersionSignature: Ubuntu 2.6.31-20.58-generic SourcePackage: texlive-bin Uname: Linux 2.6.31-20-generic i686 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/texlive-base/+bug/556071/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

