Grab TweakUI and install it. Under the desktop setting put a tick in the box
to show the recycle bin, if it's already ticked then untick it, apply, and
then tick it. That *usually* does the trick without needing to poke around
in the registry.
"At present I am, as you know, fairly busy, but I propose to devote my
declining years to the composition of a textbook which shall focus the
whole art of detection into one volume." - Sherlock Holmes