indicator-weather crashed with SIGSEGV in g_type_check_instance_cast()

I see this crash only after the system has been up for a day or so and the keyboard locked for an extended period. I've seen it at least four times before.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: indicator-weather 11.05.31-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-8.10-generic 3.0.1
Uname: Linux 3.0.0-8-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
CrashCounter: 1
Date: Wed Aug 10 23:08:32 2011
ExecutablePath: /usr/bin/indicator-weather
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64+mac (20110427.1)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/indicator-weather
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7fb78a1e866c <g_type_check_instance_cast+60>: movzbl 0x16(%r8),%eax
 PC (0x7fb78a1e866c) ok
 source "0x16(%r8)" (0x41ce894956415756) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: indicator-weather
StacktraceTop:
 g_type_check_instance_cast () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/libdbusmenu-glib.so.4
 ?? () from /usr/lib/libdbusmenu-glib.so.4
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: indicator-weather crashed with SIGSEGV in g_type_check_instance_cast()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare vboxusers video