the evolution closes constantly and randomly

[Soporte CACyA]

Every time I open evolution randomly closes and leaves no error message. I have integrated the mail to gmail.

Description: Ubuntu 11.04
Release: 11.04

evolution:
  Instalados: 2.32.2-0ubuntu7
  Candidato: 2.32.2-0ubuntu7
  Tabla de versión:
 *** 2.32.2-0ubuntu7 0
        500 http://ar.archive.ubuntu.com/ubuntu/ natty/main i386 Packages
        100 /var/lib/dpkg/status

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: evolution 2.32.2-0ubuntu7
ProcVersionSignature: Ubuntu 2.6.38-13.55-generic 2.6.38.8
Uname: Linux 2.6.38-13-generic i686
Architecture: i386
Date: Fri Feb 17 17:36:48 2012
ExecutablePath: /usr/bin/evolution
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
ProcEnviron:
 LANGUAGE=es_AR:en
 LANG=es_AR.UTF-8
 SHELL=/bin/bash
SourcePackage: evolution
UpgradeStatus: Upgraded to natty on 2011-06-17 (245 days ago)
XsessionErrors: (gnome-panel:1408): Gtk-WARNING **: gtk_widget_size_allocate(): attempt to allocate widget with width -51 and height 24