You are using the vesa driver, which doesn't support multihead.
** Changed in: x11-xserver-utils (Ubuntu)
Status: New = Invalid
--
Second monitor not listed
https://bugs.launchpad.net/bugs/472992
You received this bug notification because you are a member of Ubuntu
Bugs, which is
** Attachment added: BootDmesg.txt
http://launchpadlibrarian.net/35038864/BootDmesg.txt
** Attachment added: CurrentDmesg.txt
http://launchpadlibrarian.net/35038865/CurrentDmesg.txt
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/35038866/Dependencies.txt
**
