Same problem over here, using Ubuntu 14.04, nvidia 331.67 and a touchpad on a Lenovo Ideapad U410. When using the Intel graphics nothing happens, but when using nvidia graphics the screen freezes, only when the touchpad is used. When using a mouse nvidia graphics can be used without a freeze.
Same problem over here, using Ubuntu 14.04, nvidia 331.67 and a touchpad on a Lenovo Ideapad U410. When using the Intel graphics nothing happens, but when using nvidia graphics the screen freezes, only when the touchpad is used. When using a mouse nvidia graphics can be used without a freeze.