Symptom
After upgrading from Mac OS X 10.1 to Mac OS X 10.2, the computer starts up to the Login Window, even though the option to automatically log in as a specific user was selected in Mac OS X 10.1.
Solution
Mac OS X 10.2.2 and later:
1. Open System Preferences.
2. Choose Accounts from the View menu.
3. If necessary, click the lock button to make changes.
4. Select "Login automatically as" to enable that option.
Mac OS X 10.2 to 10.2.1:
1. Open System Preferences.
2. Choose Accounts from the View menu.
3. If necessary, click the lock button to make changes.
4. Deselect the "Login automatically as" option. (It will already be selected.)
5. Quit System Preferences.
6. Reopen System Preferences, and go back to the Accounts pane.
7. Select the option to "Login automatically as".