Probably when the flickering happens, a huge number of these sequences are logged to the syslog:
Nov 1 16:30:56 pdlaptop gdm-binary[7882]: WARNING: GdmDisplay: display lasted 0.127051 seconds Nov 1 16:30:56 pdlaptop gdm-binary[7882]: WARNING: GdmLocalDisplayFactory: maximum number of X display failures reached: check X server log for errors Nov 1 16:30:56 pdlaptop init: gdm main process (7882) terminated with status 1 Nov 1 16:30:56 pdlaptop init: gdm main process ended, respawning Nov 1 16:30:56 pdlaptop gdm-binary[7922]: WARNING: Unable to find users: no seat-id found Nov 1 16:30:56 pdlaptop acpid: client 7918[0:0] has disconnected Nov 1 16:30:56 pdlaptop acpid: client connected from 7927[0:0] Nov 1 16:30:56 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.128772 seconds Nov 1 16:30:56 pdlaptop acpid: client 7927[0:0] has disconnected Nov 1 16:30:56 pdlaptop acpid: client connected from 7932[0:0] Nov 1 16:30:56 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.127942 seconds Nov 1 16:30:57 pdlaptop acpid: client 7932[0:0] has disconnected Nov 1 16:30:57 pdlaptop acpid: client connected from 7939[0:0] Nov 1 16:30:57 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.125361 seconds Nov 1 16:30:57 pdlaptop acpid: client 7939[0:0] has disconnected Nov 1 16:30:57 pdlaptop acpid: client connected from 7944[0:0] Nov 1 16:30:57 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.126288 seconds Nov 1 16:30:57 pdlaptop acpid: client 7944[0:0] has disconnected Nov 1 16:30:57 pdlaptop acpid: client connected from 7949[0:0] Nov 1 16:30:57 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.127731 seconds Nov 1 16:30:57 pdlaptop acpid: client 7949[0:0] has disconnected Nov 1 16:30:57 pdlaptop acpid: client connected from 7955[0:0] Nov 1 16:30:57 pdlaptop gdm-binary[7922]: WARNING: GdmDisplay: display lasted 0.128095 seconds Nov 1 16:30:57 pdlaptop gdm-binary[7922]: WARNING: GdmLocalDisplayFactory: maximum number of X display failures reached: check X server log for errors -- iwl3945 "Failed to get channel info for channel 140" after upgrade to karmic https://bugs.launchpad.net/bugs/467236 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
