Gnome panel : crash on click on clock box

[Neo]

13.10 64bits
Gnome panel;
Click on clock box
Then the panel disappears, then be relaunched :
Message on terminal
gnome-panel[1807]: segfault at 20 ip 00007fbc97ba4c45 sp 00007fffb09155e0 error 4 in libgweather-3.so.3.0.3[7fbc97b90000+1f000]
Mar 24 19:41:18 neo-desktop gnome-session[1428]: WARNING: Application 'gnome-panel.desktop' killed by signal 11

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: libgweather-3-3 3.8.2-0ubuntu1
ProcVersionSignature: Ubuntu 3.11.0-11.17-generic 3.11.3
Uname: Linux 3.11.0-11-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
Date: Mon Mar 24 19:47:22 2014
InstallationDate: Installed on 2013-05-16 (312 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
MarkForUpload: True
SourcePackage: libgweather
UpgradeStatus: Upgraded to saucy on 2013-10-05 (170 days ago)