On Linux you need to make sure you have gtk/gdk libraries installed. Also please install some fonts and use CDBaseChartMBS.SetFontSearchPath to tell ChartDirector about your fonts folder. Without fonts, no text will show up.
Same with DnaPDF used in the Shorts reporting.
/usr/share/fonts/truetype
Install ttf-mscorefonts-installer
sudo apt-get install ttf-mscorefonts-installer
For ubuntu, you can install the ttf-mscorefonts-installer package and call this method with
"/usr/share/fonts/truetype/msttcorefonts" as the path.
Configuration
fontconfig is the underlying configuration tool; you may find the following programs useful: