I am having weird problems where more recent installs of R cannot find the Font path. I don't have sudo access, so install R in my personal directory on an Ubuntu box, from source. $ ls -lah R-3.0.1/bin/ | grep -w R -rwxr-xr-x 1 jmacdon staff 8.5K Aug 30 14:04 R $ ls -lah R-3.0.2/bin/ | grep -w R -rwxr-xr-x 1 jmacdon staff 8.5K Sep 26 09:24 R $ ls -lah R-2.15.1/bin/ | grep -w R -rwxr-xr-x 1 jmacdon staff 8.5K Dec 19 12:58 R $ ls -lah R-devel/bin/ | grep -w R -rwxr-xr-x 1 jmacdon staff 8.5K Feb 11 09:47 R Neither R-2.15.1 nor R-devel can find the Font Path, but R-3.0.1 and R-3.0.2 can: > plot(1:10) ## no problems here > sessionInfo() R version 3.0.2 (2013-09-25) Platform: x86_64-unknown-linux-gnu (64-bit) locale: [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C [3] LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 [5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 [7] LC_PAPER=en_US.UTF-8 LC_NAME=C [9] LC_ADDRESS=C LC_TELEPHONE=C [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base > plot(1:10) #urgh Error in axis(side = side, at = at, labels = labels, ...) : could not find any X11 fonts Check that the Font Path is correct. > sessionInfo() R Under development (unstable) (2014-02-10 r64961) Platform: x86_64-unknown-linux-gnu (64-bit) locale: [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C [3] LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 [5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 [7] LC_PAPER=en_US.UTF-8 LC_NAME=C [9] LC_ADDRESS=C LC_TELEPHONE=C [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base Any suggestions as to how I might track this down? Best, Jim -- James W. MacDonald, M.S. Biostatistician University of Washington Environmental and Occupational Health Sciences 4225 Roosevelt Way NE, # 100 Seattle WA 98105-6099