On opening applications, unity-applications-daemon crashed with SIGABRT in __kernel_vsyscall()

[Chris]

Binary package hint: unity-place-applications

Clicked the shortcuts (Ubuntu) logo. Button stayed pressed. Clicked on Applications icon, then crash occurred.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: unity-place-applications 0.2.40-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.36-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
Date: Sun Mar 20 22:26:07 2011
ExecutablePath: /usr/lib/unity-place-applications/unity-applications-daemon
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110202)
ProcCmdline: /usr/lib/unity-place-applications/unity-applications-daemon
ProcEnviron:
 SHELL=/bin/bash
 LC_MESSAGES=en_AU.utf8
 PATH=(custom, user)
 LANGUAGE=en_AU:en
 LANG=en_US.UTF-8
Signal: 6
SourcePackage: unity-place-applications
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/i386-linux-gnu/libstdc++.so.6
 ?? () from /usr/lib/i386-linux-gnu/libstdc++.so.6
Title: unity-applications-daemon crashed with SIGABRT in __kernel_vsyscall()
UpgradeStatus: Upgraded to natty on 2011-03-20 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 __kernel_vsyscall ()
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/i386-linux-gnu/libstdc++.so.6
 ?? () from /usr/lib/i386-linux-gnu/libstdc++.so.6