ubuntu-x-swat team mailing list archive

[Gergely Papp <gergely.papp@xxxxxxxxxxxx>]

Public bug reported:

The mouse produces jerky movement when using the scroll wheel of the
external USB mouse in all programs (nautilus, oo3, firefox, etc.).  In
detail when I try to move the wheel up, it moves up and down sometimes.

Scroll using the touchpad works fine. The same thing happens under
metacity and compiz.

Testing the mouse with xev shows, that multiple events are produced on
mouse wheel movement, including

This is new, and started when I upgraded from hardy to intrepid, the
hardware works fine in other OS-es.

System information:
lsb_release -rd
Description:	Ubuntu 9.04
Release:	9.04

Kernel:
2.6.28-11-generic

lsusb:
Bus 004 Device 004: ID 04f3:0210 Elan Microelectronics Corp. AM-400 Hama Optical Mouse

Xorg.0.log when plugging in the mouse:

(II) config/hal: Adding input device PS/2+USB Mouse
(**) PS/2+USB Mouse: always reports core events
(**) PS/2+USB Mouse: Device: "/dev/input/event9"
(II) PS/2+USB Mouse: Found 3 mouse buttons
(II) PS/2+USB Mouse: Found x and y relative axes
(II) PS/2+USB Mouse: Configuring as mouse
(**) PS/2+USB Mouse: YAxisMapping: buttons 4 and 5
(**) PS/2+USB Mouse: EmulateWheelButton: 4, EmulateWheelInertia: 10, EmulateWheelTimeout: 200
(II) XINPUT: Adding extended input device "PS/2+USB Mouse" (type: MOUSE)
(**) PS/2+USB Mouse: (accel) keeping acceleration scheme 1
(**) PS/2+USB Mouse: (accel) filter chain progression: 2.00
(**) PS/2+USB Mouse: (accel) filter stage 0: 20.00 ms
(**) PS/2+USB Mouse: (accel) set acceleration profile 0

** Affects: xserver-xorg-input-mouse (Ubuntu)
     Importance: Undecided
         Status: New

-- 
Mouse wheel broken in Intrepid (scrolls up/down)
https://bugs.launchpad.net/bugs/374776
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