@Martin: I have the same problem as Twisted Lincoln. My installation of Lucid was a clean install.
Current version of libgksu2-0 is 2.0.13~pre1-1ubuntu4.1 Output from gksu -d whoami is: No ask_pass set, using default! xauth: /tmp/libgksu-raKlv9/.Xauthority STARTUP_ID: gksu/whoami/3503-0-ja-desktop_TIME21500095 cmd[0]: /usr/bin/sudo cmd[1]: -H cmd[2]: -S cmd[3]: -p cmd[4]: GNOME_SUDO_PASS cmd[5]: -u cmd[6]: root cmd[7]: -- cmd[8]: whoami buffer: -GNOME_SUDO_PASS- brute force GNOME_SUDO_PASS ended... Yeah, we're in... xauth: /tmp/libgksu-raKlv9/.Xauthority xauth_env: /var/run/gdm/auth-for-ja-naBCR8/database dir: /tmp/libgksu-raKlv9 -- no second attempt and no feedback when wrong password entered https://bugs.launchpad.net/bugs/298217 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