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Middle mouse button doesn't work anymore

PostPosted: Feb 20th, '25, 16:32
by henk
My middle mouse button doesn't work anymore. So I can't copy/paste in a xterm. Also <control><middle button> in xterm does nothing. The scroll wheel does work correctly.
The mouse (Logitech M185) and keyboard (Logitech K270) are paired with a unifying receiver in a USB port. Solaar does see the mouse (as a M175).
I found similar problems on the web with other distros but the suggested solutions did not work for me.

Code: Select all
$ xinput list
⎡ Virtual core pointer                          id=2    [master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
⎜   ↳ Logitech K270                             id=10   [slave  pointer  (2)]
⎜   ↳ Logitech M185                             id=12   [slave  pointer  (2)]
⎣ Virtual core keyboard                         id=3    [master keyboard (2)]
    ↳ Virtual core XTEST keyboard               id=5    [slave  keyboard (3)]
    ↳ Power Button                              id=6    [slave  keyboard (3)]
    ↳ Video Bus                                 id=7    [slave  keyboard (3)]
    ↳ Power Button                              id=8    [slave  keyboard (3)]
    ↳ Sleep Button                              id=9    [slave  keyboard (3)]
    ↳ Logitech K270                             id=11   [slave  keyboard (3)]


Does anybody have suggestions how to fix it?

Re: Middle mouse button doesn't work anymore

PostPosted: Feb 20th, '25, 18:54
by doktor5000
Hi there, what particular receiver do you use?
What events do you see when you press middle mouse button, using e.g. xev or libinput debug-events ?

Also check https://pwr-solaar.github.io/Solaar/ and maybe https://github.com/pwr-Solaar/Solaar/issues/1988
I'd guess you're probably better off asking that upstream: https://github.com/pwr-Solaar/Solaar/issues

Re: Middle mouse button doesn't work anymore

PostPosted: Feb 20th, '25, 23:29
by morgano
You wrote "anymore"... did it stop working after an update, or just suddenly?

Check if the switch electrically still works. I have repaired a few mice...
I.e does it work on another computer/OS?

Re: Middle mouse button doesn't work anymore

PostPosted: Feb 21st, '25, 08:29
by henk
I tried xev and libinput debugevents. Both don't show anything when I push the middle button.

The mouse has been working fine for years. It stopped working a few weeks ago. Beause I was working on two projects on a rpi5 and a rockpi4 I didn't have time to dig into the problem until now.

I tried another set of a nano-receiver, k270 and m185. They work fine. In the next weeks I will test the old set on some other computers.

Re: Middle mouse button doesn't work anymore

PostPosted: Feb 21st, '25, 17:40
by sturmvogel
There are many reports on the internet about the same issue. It is a cheap mouse model...often it is a hardware defect.