Latest (as of 22-NOV-2010) build of Thunar git version, crashes on random actions, such as
1) Rename file
2) Resize the windows

Downgrade Thunar to 17-NOV-2010 version helped.

Here is the console output



** glibc detected *** Thunar: double free or corruption (!prev): 0x097fc150 ***
======= Backtrace: =========
/lib/libc.so.6(+0x6c301)[0xb6de7301]
/lib/libc.so.6(+0x6dc4b)[0xb6de8c4b]
/lib/libc.so.6(cfree+0x6d)[0xb6debdfd]
/usr/lib/libglib-2.0.so.0(g_free+0x36)[0xb6f0d9f6]
Thunar[0x8075a42]
Thunar[0x8076d92]
Thunar[0x8078548]
/usr/lib/libgio-2.0.so.0(+0xbce26)[0xb709ce26]
/usr/lib/libgobject-2.0.so.0(g_closure_invoke+0x192)[0xb6fa6a72]
/usr/lib/libgobject-2.0.so.0(+0x1e8a0)[0xb6fb98a0]
/usr/lib/libgobject-2.0.so.0(g_signal_emit_valist+0x806)[0xb6fc2306]
/usr/lib/libgobject-2.0.so.0(g_signal_emit+0x32)[0xb6fc24b2]
/usr/lib/libgio-2.0.so.0(+0x408fe)[0xb70208fe]
/usr/lib/libglib-2.0.so.0(+0x3ba81)[0xb6f02a81]
/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x1d2)[0xb6f06b72]
/usr/lib/libglib-2.0.so.0(+0x40350)[0xb6f07350]
/usr/lib/libglib-2.0.so.0(g_main_loop_run+0x18b)[0xb6f07a1b]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb9)[0xb74315b9]
Thunar[0x8060efd]
/lib/libc.so.6(__libc_start_main+0xe6)[0xb6d91c76]
Thunar[0x805cfc1]
======= Memory map: ========
08048000-080e0000 r-xp 00000000 08:06 647614     /usr/bin/Thunar
080e0000-080e2000 rw-p 00098000 08:06 647614     /usr/bin/Thunar
09616000-09a41000 rw-p 00000000 00:00 0          [heap]
ae8c6000-ae8e1000 r-xp 00000000 08:06 797316     /usr/lib/libgcc_s.so.1
ae8e1000-ae8e2000 rw-p 0001a000 08:06 797316     /usr/lib/libgcc_s.so.1
ae900000-ae921000 rw-p 00000000 00:00 0 
ae921000-aea00000 ---p 00000000 00:00 0 
aea15000-aea25000 r-xp 00000000 08:06 286291     /usr/lib/thunarx-2/thunar-uca.so
aea25000-aea26000 rw-p 00010000 08:06 286291     /usr/lib/thunarx-2/thunar-uca.so
aea34000-aea35000 rw-s 00000000 08:06 90013      /home/baur/.cache/Thunar/metafile.tdb
aea35000-aea95000 rw-s 00000000 00:04 2949136    /SYSV00000000 (deleted)
aea95000-aea96000 ---p 00000000 00:00 0 
aea96000-af296000 rw-p 00000000 00:00 0 
af296000-af297000 ---p 00000000 00:00 0 
af297000-afa97000 rw-p 00000000 00:00 0 
afa97000-afaf7000 rw-s 00000000 00:04 2916363    /SYSV00000000 (deleted)
afaf7000-afb26000 r--p 00000000 08:06 10118      /usr/share/fonts/TTF/DroidSans-Bold.ttf
afb26000-afb2e000 r--p 00000000 08:06 813266     /usr/share/locale/kk/LC_MESSAGES/exo-1.mo
afb2e000-afb7d000 r--p 00000000 08:06 10102      /usr/share/fonts/TTF/DejaVuSansMono.ttf
afb7d000-afbac000 r--p 00000000 08:06 10126      /usr/share/fonts/TTF/DroidSans.ttf
afbac000-afbbc000 r--s 00000000 08:06 197375     /var/cache/fontconfig/8d4af663993b81a124ee82e610bb31f9-le32d4.cache-3
afbbc000-afbc2000 r--s 00000000 08:06 196259     /var/cache/fontconfig/a98d8961fa319a64d3cfd8640c79e62d-le32d4.cache-3
afbc2000-afbc8000 r--s 00000000 08:06 197373     /var/cache/fontconfig/d62e99ef547d1d24cdb1bd22ec1a2976-le32d4.cache-3
afbc8000-afbed000 r--s 00000000 08:06 196265     /var/cache/fontconfig/f6b893a7224233d96cb72fd88691c0b4-le32d4.cache-3
afbed000-afee2000 r--p 00000000 08:06 851971     /usr/share/icons/hicolor/icon-theme.cache
afee2000-b01d7000 r--p 00000000 08:06 851971     /usr/share/icons/hicolor/icon-theme.cache
b01d7000-b33d0000 r--p 00000000 08:06 837564     /usr/share/icons/gnome/icon-theme.cache
b33d0000-b65c9000 r--p 00000000 08:06 837564     /usr/share/icons/gnome/icon-theme.cache
b65c9000-b65dd000 r--p 00000000 08:06 812815     /usr/share/locale/kk/LC_MESSAGES/Thunar.mo
b65dd000-b65ee000 r-xp 00000000 08:06 817885     /usr/lib/gio/modules/libgioremote-volume-monitor.so
b65ee000-b65ef000 rw-p 00010000 08:06 817885     /usr/lib/gio/modules/libgioremote-volume-monitor.so
b65ef000-b6608000 r-xp 00000000 08:06 852979     /usr/lib/gtk-2.0/2.10.0/engines/libaurora.so
b6608000-b6609000 rw-p 00019000 08:06 852979     /usr/lib/gtk-2.0/2.10.0/engines/libaurora.so
b6609000-b6623000 r--s 00000000 08:06 851265     /usr/share/mime/mime.cache
b6623000-b6646000 r-xp 00000000 08:06 817888     /usr/lib/gio/modules/libgvfsdbus.so
b6646000-b6647000 rw-p 00023000 08:06 817888     /usr/lib/gio/modules/libgvfsdbus.so
b6647000-b6651000 r-xp 00000000 08:06 311449     /lib/libnss_files-2.12.1.so
b6651000-b6652000 r--p 00009000 08:06 311449     /lib/libnss_files-2.12.1.so
b6652000-b6653000 rw-p 0000a000 08:06 311449     /lib/libnss_files-2.12.1.so
b6658000-b665a000 r-xp 00000000 08:06 312863     /lib/libutil-2.12.1.so
b665a000-b665b000 r--p 00001000 08:06 312863     /lib/libutil-2.12.1.so
b665b000-b665c000 rw-p 00002000 08:06 312863     /lib/libutil-2.12.1.so
b665c000-b666f000 r-xp 00000000 08:06 24854      /usr/lib/libgvfscommon.so.0.0.0
b666f000-b6670000 rw-p 00013000 08:06 24854      /usr/lib/libgvfscommon.so.0.0.0
b6670000-b6671000 r--p 00000000 08:06 812652     /usr/share/locale/kk/LC_MESSAGES/gtk20-properties.mo
b6671000-b6682000 r--p 00000000 08:06 812653     /usr/share/locale/kk/LC_MESSAGES/gtk20.mo
b6682000-b67a2000 r--p 00176000 08:06 417004     /usr/lib/locale/locale-archive
b67a2000-b69a2000 r--p 00000000 08:06 417004     /usr/lib/locale/locale-archive
b69a2000-b69a5000 rw-p 00000000 00:00 0 
b69a5000-b69a9000 r-xp 00000000 08:06 25742      /usr/lib/libXdmcp.so.6.0.0
b69a9000-b69aa000 rw-p 00003000 08:06 25742      /usr/lib/libXdmcp.so.6.0.0
b69aa000-b69ac000 r-xp 00000000 08:06 797404     /usr/lib/libXau.so.6.0.0
b69ac000-b69ad000 rw-p 00001000 08:06 797404     /usr/lib/libXau.so.6.0.0
b69ad000-b69ae000 rw-p 00000000 00:00 0 
b69ae000-b69b1000 r-xp 00000000 08:06 24746      /usr/lib/libxcb-atom.so.1.0.0
b69b1000-b69b2000 rw-p 00002000 08:06 24746      /usr/lib/libxcb-atom.so.1.0.0
b69b2000-b69b4000 r-xp 00000000 08:06 24748      /usr/lib/libxcb-event.so.1.0.0
b69b4000-b69b5000 rw-p 00001000 08:06 24748      /usr/lib/libxcb-event.so.1.0.0
b69b5000-b69b7000 r-xp 00000000 08:06 24745      /usr/lib/libxcb-aux.so.0.0.0
b69b7000-b69b8000 rw-p 00001000 08:06 24745      /usr/lib/libxcb-aux.so.0.0.0
b69b8000-b69cf000 r-xp 00000000 08:06 797417     /usr/lib/libxcb.so.1.1.0
b69cf000-b69d0000 rw-p 00016000 08:06 797417     /usr/lib/libxcb.so.1.1.0
b69d0000-b69f4000 r-xp 00000000 08:06 24537      /usr/lib/libexpat.so.1.5.2
b69f4000-b69f6000 rw-p 00023000 08:06 24537      /usr/lib/libexpat.so.1.5.2
b69f6000-b69f7000 rw-p 00000000 00:00 0 
b69f7000-b6a08000 r-xp 00000000 08:06 310708     /lib/libresolv-2.12.1.so
b6a08000-b6a09000 r--p 00010000 08:06 310708     /lib/libresolv-2.12.1.so
b6a09000-b6a0a000 rw-p 00011000 08:06 310708     /lib/libresolv-2.12.1.so
b6a0a000-b6a0c000 rw-p 00000000 00:00 0 
b6a0c000-b6a42000 r-xp 00000000 08:06 310823     /lib/libpcre.so.0.0.1
b6a42000-b6a43000 rw-p 00035000 08:06 310823     /lib/libpcre.so.0.0.1
b6a43000-b6a45000 r-xp 00000000 08:06 312207     /lib/libdl-2.12.1.so
b6a45000-b6a46000 r--p 00001000 08:06 312207     /lib/libdl-2.12.1.so
b6a46000-b6a47000 rw-p 00002000 08:06 312207     /lib/libdl-2.12.1.soAborted