id	summary	reporter	owner	description	type	status	priority	milestone	component	resolution	keywords	cc
185	cabal install gtk failed	frodogreat	dons	"machine: Linux 2.6.18-194.el5 x86_64
ghc version: 7.0.3

""cabal update"" and ""cabal install cabal-install"" completed successfully.
When I tried to install gtk using cabal, it fails with the following message (please see attached file for details):

Graphics/UI/Gtk/Types.chs:4837:7:
    Not in scope: type constructor or class `TooltipClass'
Graphics/UI/Gtk/Types.chs:4842:10:
    Not in scope: type constructor or class `TooltipClass'
cabal: Error: some packages failed to install:
gtk-0.12.1 failed during the building phase. The exception was:
ExitFailure 1
"	defect	closed	major		Platform	invalid