This sounds more like a kernel problem than an X mouse driver problem -- reassigning.
** Changed in: xserver-xorg-input-mouse (Ubuntu) Sourcepackagename: xserver-xorg-input-mouse => linux-source-2.6.17 -- Mouse doesn't get turned off on system shutdown https://launchpad.net/bugs/48773 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
