I have just download Plone 3.1.5.1 from the Plone download page . I choose this one. Get Plone for Linux/BSD/Unix (35MB) Unified Installer - for Linux/BSD/OS X/UNIX/Solaris (compiles and installs Python, Zope and Plone plus dependencies for you) And I follow what is written in a README file that is working pretty well . This is what I did. I install for a non super-user, in stand alone mode. >> ./install.sh standalone ตอนนี้อาจจะต้องลง g++ ก่อน After installation, the system will inform the admin's password generated for you. For example, Username: admin Password: 1wX6Gdjq and this is how I start Plone >> $HOME/Plone-3.1/zinstance/bin/instance start After starting Plone...