Import assistant does not work. I cannot import anything

If I try to import emails, contacts or something else from evolution the dialog boxes are empty. No selection available in the boxes.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: gnome-terminal 2.32.1-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-10.46-generic 2.6.38.7
Uname: Linux 2.6.38-10-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Tue Jul 19 06:47:59 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/gnome-terminal
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-terminal
UpgradeStatus: No upgrade log present (probably fresh install)