gadmin-proftpd crashed with SIGSEGV in _IO_new_fclose()

[Rakesh Jain]

I tried deleting a user from the gui.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gadmin-proftpd 1:0.4.2-1
ProcVersionSignature: Ubuntu 3.2.0-22.35-generic 3.2.14
Uname: Linux 3.2.0-22-generic x86_64
ApportVersion: 2.0.1-0ubuntu1
Architecture: amd64
Date: Thu Apr 12 01:42:43 2012
ExecutablePath: /usr/sbin/gadmin-proftpd
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcCmdline: /usr/sbin/gadmin-proftpd
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_IN
 LANGUAGE=en_IN:en
 SHELL=/bin/bash
 TERM=unknown
SegvAnalysis:
 Segfault happened at: 0x7fbb4a35a154 <fclose+4>: mov (%rdi),%ecx
 PC (0x7fbb4a35a154) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gadmin-proftpd
StacktraceTop:
 fclose () from /lib/x86_64-linux-gnu/libc.so.6
 ?? ()
 ?? ()
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gadmin-proftpd crashed with SIGSEGV in fclose()
UpgradeStatus: Upgraded to precise on 2012-04-01 (10 days ago)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 _IO_new_fclose (fp=0x0) at iofclose.c:57
 user_exists (username=0x158ceb0 "ftp_user") at functions.c:134
 delete_user (widgets=0x14d8000) at delete_user.c:267
 _g_closure_invoke_va (closure=0x16b77c0, return_value=0x0, instance=0x17061c0, args=0x7fff839cf828, n_params=0, param_types=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:840
 g_signal_emit_valist (instance=0x17061c0, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3207