I have this up and running very well, and even in production environments. Thanks for the howto! However I'd like to add the ability to allow users to use screen, irssi, eggdrop, etc. I first tried adding /usr/bin/irssi to the sh file (as detailed in the documentation) however I get this ... Adding User testuser2 to jail Copying necessary library-files to jail (may take some time) cp: cannot create regular file `./bin/bash': Text file busy cp: cannot create regular file `./bin/su': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy cp: cannot create regular file `./lib/ld-linux.so.2': Text file busy Once I log in with testuser2 and try irssi, I get this ... testuser@ellen:~$ irssi NO WINDOWS: -!- Irssi: Invalid charset: CP1252 setupterm() failed for TERM=xterm: 0 Can't initialize screen handling, quitting. You can still use the dummy mode with -d parameter I haven't tried any other programs yet. Any help would be wonderful