This happens to me too, a screenshot can be found here:
http://i.stack.imgur.com/veVhB.png
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Desktop Bugs, which is subscribed to nautilus in Ubuntu.
https://bugs.launchpad.net/bugs/894239
Title:
Nautilus color gone;
thank you for the update, I'm closing the bug since you don't get it
with the current version and we would need extra details to debug, but
feel free to reopen it or open a new bug if the issue resume
** Changed in: nautilus (Ubuntu)
Status: Incomplete = Invalid
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You received this bug
Thank you for your bug report, does it happen after login? Does it
happen all the time? could you take a screenshot showing the issue? did
you update? what theme do you use?
** Changed in: nautilus (Ubuntu)
Importance: Undecided = Low
** Changed in: nautilus (Ubuntu)
Status: New =
I use automatic login since I am the only user/account on this desktop.
The problem happened after each closing and reopening of nautilus under
my login. I did not try 'sudo nautilus'. The wrong icon (file icon) was
also displaying for the two folders on my Unity desktop. After rebooting
11.10,
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You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is subscribed to nautilus in Ubuntu.
https://bugs.launchpad.net/bugs/894239
Title:
Nautilus color gone; folder file icons all look the same; cannot
distinguish between them
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