claws-mail crashed with SIGSEGV

Clicked on 'send' on an email -- got an error asking me to try later. Waited a bit, clicked on 'send' again, Claws-mail crashed. I doubt I can reproduce it.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: claws-mail 3.8.1-1
ProcVersionSignature: Ubuntu 3.5.0-5.5-generic 3.5.0-rc7
Uname: Linux 3.5.0-5-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.4-0ubuntu4
Architecture: amd64
CheckboxSubmission: c8a7d84e13c3b258e707f056604eb0e0
CheckboxSystem: d00f84de8a555815fa1c4660280da308
Date: Sat Jul 21 12:14:36 2012
Disassembly: => 0x7f95fd14cd58: Cannot access memory at address 0x7f95fd14cd58
ExecutablePath: /usr/bin/claws-mail
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120701)
ProcCmdline: claws-mail
SegvAnalysis:
 Segfault happened at: 0x7f95fd14cd58: Cannot access memory at address 0x7f95fd14cd58
 PC (0x7f95fd14cd58) ok
 SP (0x7fff38d77d98) ok
 Reason could not be automatically determined.
Signal: 11
SourcePackage: claws-mail
Stacktrace:
 #0 0x00007f95fd14cd58 in ?? ()
 No symbol table info available.
 Cannot access memory at address 0x7fff38d77d98
StacktraceTop: ?? ()
ThreadStacktrace:
 .
 Thread 4 (LWP 5716):
 #0 0x00007f95fdd41441 in ?? ()
 No symbol table info available.
 Cannot access memory at address 0x7f95f316c908
Title: claws-mail crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo wireshark