python2.7 crashed with SIGSEGV in gst_type_find_factory_call_function()

I was trying to encod dat file using Transmageddon 0.16 to Mp4, when i tried to select a file form vcd of about 235 mb size it took a long time and then error was shown of crash
its ubuntu 11.10 on hpprobook 4420s

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: python2.7-minimal 2.7.2-5ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu2
Architecture: i386
Date: Fri Oct 7 16:23:38 2011
ExecutablePath: /usr/bin/python2.7
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
ProcCmdline: python transmageddon.py
SegvAnalysis:
 Segfault happened at: 0x62318f9: movzbl (%eax),%edx
 PC (0x062318f9) ok
 source "(%eax)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: python2.7
StacktraceTop:
 ?? () from /usr/lib/gstreamer-0.10/libgsttypefindfunctions.so
 gst_type_find_factory_call_function () from /usr/lib/libgstreamer-0.10.so.0
 gst_type_find_helper_get_range_ext () from /usr/lib/libgstbase-0.10.so.0
 ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
 gst_pad_set_active () from /usr/lib/libgstreamer-0.10.so.0
Title: python2.7 crashed with SIGSEGV in gst_type_find_factory_call_function()
UpgradeStatus: Upgraded to oneiric on 2011-09-13 (24 days ago)
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