Quote Originally Posted by Fabianx
apt-get upgrade sets up gpm for mouse support on console. Did you have a mouse on console before ? I think no ...

gpm allows sharing, however for PS/2 Mice this does not work and so it comes to this problems ...

Just stop it ...

/etc/init.d/gpm stop

See if its helps! Mouse should be usable again ...

Then to be safe deinstall it ...

apt-get remove gpm

cu

Fabian

PS: Solved this problem at a friends house yesterday, so I know that this IS (or could be) a solution )
Had this problem also and your solution worked perfectly.