kompozer-bin crashed with SIGSEGV in g_closure_invoke()

StacktraceTop:?? ()
nsWindow::OnLeaveNotifyEvent ()
leave_notify_event_cb ()
_gtk_marshal_BOOLEAN__BOXED (closure=0x1a1e230,
IA__g_closure_invoke (closure=0x1a1e230, return_value=0x7fff228ed470,

I got this same crash again, this time when about to save a html-page and clicking the "new folder" button in the save-file dialog. I lost the webpage I had made.

This bug was fixed in the package kompozer - 1:0.8~alpha3+dfsg+svn152-1

---------------
kompozer (1:0.8~alpha3+dfsg+svn152-1) unstable; urgency=low

  * [23957fd] Imported Upstream version 0.8~alpha3+dfsg+svn152
    - Now the help menu works.(Closes: #525891)
  * [eee96d0] Updated files in debian/conf/ needed by clean target
  * [de5e181] 01_add_lfontocnfig.patch, 02_fix_overflow.patch,
    03_add_lfontconfig.patch, 04_fix_path.patch,
    05_remove_nonfree.patch, 06_syspref_folder_support.patch,
    07_cairo_xlib.patch, 08_security.patch,
    09_add_missing_tab_indentation.patch, 90_CVE-2009-1044.patch, are
    now in upstream, deleted.
  * [2609c1e] debian/patches/01_r153.patch: Fixed a chrome registration
    problem related to the "help" window.

kompozer (1:0.8~alpha2+dfsg+svn129-3) UNRELEASED; urgency=low

  * [92f61aa] debian/patches/19_gcc4.4.patch: Fix FTBFS with GCC 4.4.
    (no longer allows #elif without an expression) (Closes: #526161)
  * [6c824b4] debian/patches/90_CVE-2009-1044.patch: Fix Arbitrary code
    execution via XUL tree element (CVE-2009-1044)
  * [27275e6] debian/patches/90_CVE-2009-1311.patch: Fix POST data sent
    to wrong site when saving web page with embedded frame (CVE-2009-1311)
    (MFSA 2009-21)
  * [3b1eb19] debian/patches/90_CVE-2009-0776.patch: Updated fix for
    CVE-2009-0776, previous fix was incomplete. (MFSA 2009-09)
  * [8feadce] debian/patches/20_mips64_build.patch: Patch from Martin
    Michlmayr for mips64 builds. bz#330626
    debian/patches/21_mips_xpcom.patch: Patch from Thiemo Seufer to fix
    mips. bz#258429
    debian/patches/22_mips_performance.patch: Patch from Thiemo Seufer to
    increase stability and performance on mips.
  * [e7add6a] debian/rules: Fix get-orig-source target for working also
    with epoch in version

kompozer (1:0.8~alpha2+dfsg+svn129-2) unstable; urgency=low

  * [5577bd3] Build with "-O2 -fno-strict-aliasing -g", hopefully it
    fixes FTBFS in s390
  * [ebcecc1] debian/kompozer.desktop: Added Network in Categories
  * [32daadd] debian/patches/13_kbsd.patch: GNU/kFreeBSD support.
    bz#356011
  * [db6d79f] debian/patches/14_distclean.patch: Make distclean cleaner.
    bz#333308.
  * [dd57bbd] debian/patches/15_system_libs.patch: Make sure we won't be
    bitten by upstream changing libjpeg, libpng or zlib internal
    version, which makes system library not used even though --with-
    system-* argument is given to configure.
  * [a59f082] debian/patches/16_uname.patch: Use ${host_*} variables
    instead of uname in configure.in. This is a minimalist patch to
    solve the particular bad assembler choice issue. It would need a
    much greater work to actually do something totally clean, but the
    current patch should be enough for Linux builds. Also incorporates
    fix for bz#363263.
  * [c39c0c3] debian/patches/17_locale.patch: use OS locale. bz#331779
  * [f62a517] Refreshed debian/patches/99_configure.patch
  * [c2aec04] debian/patches/18_crmf.patch: Put the crmf library before
    the NSS libraries.

kompozer (1:0.8~alpha2+dfsg+svn129-1) unstable; urgency=low

  * New upstream svn version. This fixes a lot of Ubuntu bugs:
    (LP: #347779) (LP: #26002...