I had exactly the same problem constantly since several years with different Ubuntu versions and different nvidia drivers.
After adding agp=off to the GRUB_CMDLINE_LINUX_DEFAULT in the grub config the strange black dots problem is completely gone! :-) ...maybe this helps someone too. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/421048 Title: Black dots appear on screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-180/+bug/421048/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
