In oneiric server with gdm and openbox added the bug occurs. But it does work taking out autologin lines and leaving delayed login, i.e.
[daemon] TimedLoginEnable=true TimedLogin=oper TimedLoginDelay=3 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gdm in Ubuntu. https://bugs.launchpad.net/bugs/860020 Title: GDM crashes if auto login is enabled (Oneiric) Status in “gdm” package in Ubuntu: Confirmed Bug description: Auto-login is enabled in /etc/gdm/custom.conf (enabled in System Settings or on Live CD). GDM starts on boot, but crashes immediately and the system drops to a console. There doesn't seem to be any useful information in the log files. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: gdm 3.0.4-0ubuntu11 ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 ApportVersion: 1.23-0ubuntu1 Architecture: amd64 CasperVersion: 1.284 Date: Mon Sep 26 19:08:23 2011 LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110926) ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gdm UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/860020/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

