Elmer E. Dow wrote: > <html> Ouch! Since I struggled through reading it I will quote more of the original message here for the rest of us. > Bob Proulx wrote: > > I am confident it is the touchpad. I have the same problem. > Can't access shared memory area. SHMConfig disabled? > A little research resulted in my finding instructions to add the > following to the /etc/X11/xorg.conf file in order to enable SHMConfig: > Section "InputClass" > Identifier "enable synaptics SHMConfig" > MatchIsTouchpad "on" > MatchDevicePath "/dev/input/event*" > Driver "synaptics" > Option "SHMConfig" "on" > EndSection Oh, yes, I had forgotten about the need to do that. > In typing the above, I discovered what's happening!!!!! > > The cursor jumped again as I was typing the "t" in "little." I tried to > replicate what I was doing and discovered that it's not the touchpad > that I'm touching but the left clicker key situated in front of the > touchpad. The return spring under that key has become weak and mushy > over seven or eight years of almost daily service. As I reach to strike > the "r" and "t" keys I sometimes brush the clicker key with the bottom > of the lower thumb knuckle of the left hand. When that happens, the > cursor jumps to wherever the mouse pointer happens to be and enters > the character there. > > I need to be careful to keep my left hand farther above the keys while > typing. It would also be helpful to replace the spring under the left > clicker key. (This diagnosis also explains why the problem has grown > worse with age.) > > Thanks to all for your patience and advice. I am glad to hear that you have resolved the problem! (And maybe someone else will find the syndaemon information useful anyway.) Bob
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