idjcsourceclient crashed with SIGSEGV in malloc_consolidate()

[Pako]

playing -> close -> crash

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: idjc 0.8.5-2
ProcVersionSignature: Ubuntu 3.0.0-15.25-generic 3.0.13
Uname: Linux 3.0.0-15-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Mon Jan 23 15:59:22 2012
ExecutablePath: /usr/bin/idjcsourceclient
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcCmdline: /usr/bin/idjcsourceclient
SegvAnalysis:
 Segfault happened at: 0x4c0f08: mov 0x4(%edi),%edx
 PC (0x004c0f08) ok
 source "0x4(%edi)" (0x09089c3c) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: idjc
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
 calloc () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/ld-linux.so.2
 ?? () from /lib/ld-linux.so.2
Title: idjcsourceclient crashed with SIGSEGV in calloc()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 malloc_consolidate (av=0x5cb400) at malloc.c:5155
 malloc_consolidate (av=0x5cb400) at malloc.c:5089
 _int_malloc (av=0x5cb400, bytes=642) at malloc.c:4373
 __libc_calloc (n=642, elem_size=1) at malloc.c:4065
 ?? () from /tmp/tmpsG5gH5/lib/ld-linux.so.2