python2.7 crashed with SIGABRT in __assert_fail_base()

[Tom Haddon]

Trying to transcode a file with Transmageddon

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: python2.7-minimal 2.7.2-13ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-17.26-generic-pae 3.2.6
Uname: Linux 3.2.0-17-generic-pae i686
ApportVersion: 1.92-0ubuntu1
Architecture: i386
CheckboxSubmission: e9bd5d0c11367f73e7718b1ea675f7ba
CheckboxSystem: bb422ca46d02494cdbc459927a98bc2f
CrashCounter: 1
Date: Wed Feb 22 08:51:40 2012
ExecutablePath: /usr/bin/python2.7
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110921.2)
ProcCmdline: python transmageddon.py
Signal: 6
SourcePackage: python2.7
StacktraceTop:
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
 __assert_fail () from /lib/i386-linux-gnu/libc.so.6
 av_rescale_rnd () from /usr/lib/i386-linux-gnu/i686/cmov/libavutil.so.51
Title: python2.7 crashed with SIGABRT in raise()
UpgradeStatus: Upgraded to precise on 2012-02-16 (5 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 __assert_fail_base (fmt=0xb74c2438 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0xb12af1ea "c > 0", file=0xb12af1a4 "/build/buildd/libav-extra-0.8.0.1build1/libav/libavutil/mathematics.c", line=79, function=0xb12af520 "av_rescale_rnd") at assert.c:94
 __GI___assert_fail (assertion=0xb12af1ea "c > 0", file=0xb12af1a4 "/build/buildd/libav-extra-0.8.0.1build1/libav/libavutil/mathematics.c", line=79, function=0xb12af520 "av_rescale_rnd") at assert.c:103
 ?? ()
 gst_ffmpegenc_encode_audio (ffmpegenc=0x0, audio_in=0xb1556000 "", max_size=16384, timestamp=0, duration=21333333, discont=1, in_size=<optimized out>) at gstffmpegenc.c:867
 gst_ffmpegenc_chain_audio (pad=0xae29c8d8, inbuf=0xae202020) at gstffmpegenc.c:1012

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.