Using an older version of xserver-xorg-input-synaptics fixes the problem for me. I put the version that was working for me into my PPA under https://launchpad.net/~philippedelmann/+archive
Now we should try to find the difference that causes the regression.
Using an older version of xserver- xorg-input- synaptics fixes the problem for me. I put the version that was working for me into my PPA under https:/ /launchpad. net/~philippede lmann/+ archive
Now we should try to find the difference that causes the regression.