I am having the same issue. Only seems to happen when compiz is enabled.
01:00.0 VGA compatible controller: nVidia Corporation Quadro NVS 290 (rev a1)
Using the Nvidia binary driver. Intel Core 2 Quad 2.4 GHz Kubuntu 8.04 64 bit
I am having the same issue. Only seems to happen when compiz is enabled.
01:00.0 VGA compatible controller: nVidia Corporation Quadro NVS 290 (rev a1)
Using the Nvidia binary driver.
Intel Core 2 Quad 2.4 GHz
Kubuntu 8.04 64 bit