evolution crashed with SIGSEGV in strcmp() - synergy take focus

Binary package hint: evolution

When evolution receiving an email by imap (in my case) and the screen with evolution dosn't focus, then evolution crash.
Im using Synergy. So synergy can take focus off the main screen.

ProblemType: Crash
Architecture: i386
CrashCounter: 1
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/evolution
NonfreeKernelModules: nvidia
Package: evolution 2.26.1-0ubuntu2
ProcCmdline: evolution --component=mail
ProcEnviron:
 LANG=cs_CZ.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: evolution
StacktraceTop:
 strcmp () from /lib/tls/i686/cmov/libc.so.6
 IA__g_str_equal (v1=0x0, v2=0xb1b12cd2)
 org_gnome_mail_new_notify ()
 epl_invoke (ep=0x87b14e0,
 e_plugin_invoke (ep=0x87b14e0,
Title: evolution crashed with SIGSEGV in strcmp()
Uname: Linux 2.6.28-14-generic i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare