Same problem here. In Ubuntu 11.04 I used the attached file (/usr/share/X11/xorg.conf.d/70-logitech-marble-mouse.conf) to get my Logitech trackball to work. On a fresh Ubuntu 11.10 install the scrolling works, but the Emulate3Buttons doesn't.
** Attachment added: "Xorg config for Logitech Trackman Marble" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-evdev/+bug/874237/+attachment/2547412/+files/70-logitech-marble-mouse.conf -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/874237 Title: Emulate3Buttons option does not work anymore to enable emulation of a middle button To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-evdev/+bug/874237/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs