At 4:06 AM -0500 11/12/98, Chris Richards wrote: [...]
had -- without typing a thing -- failed to enter a valid password three times. hence it's pretty useless. i checked that my sudoers file
I've seen that behavior with a wildly incorrect timestamp file; try "sudo -k" and see if that helps when you try again.
Not sure how that would happen on a fresh install, but...