I'm now starting to come across this too having moved to KDE 4.1 recently. I get the same error just doing:
[EMAIL PROTECTED]:~$ xhost Maximum number of clients reachedxhost: unable to open display ":0" That error is being returned by the X server when the client tries to send it the xauth information. socket(PF_FILE, SOCK_STREAM, 0) = 3 connect(3, {sa_family=AF_FILE, path="/tmp/.X11-unix/X0"}, 110) = 0 [...] writev(3, [{"l\0\v\0\0\0\22\0\20\0", 10}, {"\0\0", 2}, {"MIT-MAGIC-COOKIE-1", 18}, {"\0\0", 2}, {"\336gNSW\305\253H\230\20\263\361\265w\n@", 16}, {"", 0}], 6) = 48 read(3, 0x1a3eb50, 8) = -1 EAGAIN (Resource temporarily unavailable) select(4, [3], NULL, NULL, NULL) = 1 (in [3]) read(3, "\0!\v\0\0\0\t\0", 8) = 8 read(3, "Maximum number of clients reache"..., 36) = 36 cheers, Chris -- Warning: Unable to open display ':0' and cannot connect to X server :0 https://bugs.launchpad.net/bugs/250712 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