gretl does not start in natty

Hi,

When i run gretl, gretl's screen flashes and goes away. However, gretlcli runs from terminal. I use Natty 64 bits. Earlier there was no ~/.gretl2rc directory, I created one; but nothing changed.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: gretl 1.9.3-1
ProcVersionSignature: Ubuntu 2.6.38-11.50-generic 2.6.38.8
Uname: Linux 2.6.38-11-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Mon Oct 3 11:42:40 2011
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcEnviron:
 LANGUAGE=en_IN:en
 LANG=en_IN
 LC_MESSAGES=en_IN.UTF-8
 SHELL=/bin/bash
SourcePackage: gretl
UpgradeStatus: No upgrade log present (probably fresh install)