Thanks for your bugreport.
This should be fixed with the latest version of apt in feisty, please
reopen if you still see this problem.
Cheers,
Michael
** Changed in: apt (Ubuntu)
Assignee: (unassigned) = Michael Vogt
Status: Confirmed = Fix Released
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apt-get install $foo
Yes, I experienced the same thing after removing evolution (an insanely
slow app).
apt-get install $pkg does not clear this flag
sudo apt-mark unmarkauto $pkg does the trick.
usage: apt-mark [options] {markauto|unmarkauto} packages...
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apt-get install $foo should clear the autoflag for $foo