Crash when adding to panel

[sgtpepper]

Binary package hint: gnome-main-menu

When I try to add the menu to my panel, it always crash. I cannot add the applet to the panel.
The language is set to Hungarian.

Processor AMD Sempron(tm) Processor 3000+
Memory 1035MB (395MB used)
Operating System Ubuntu 6.10
Display Resolution 1280x1024 pixels
OpenGL Renderer GeForce4 Ti 4200/AGP/SSE2/3DNOW!
X11 Vendor The X.Org Foundation
Driver NVIDIA
Kernel Linux 2.6.17-10-generic (i686)
Compiled #2 SMP Fri Oct 13 18:45:35 UTC 2006
C Library GNU C Library version 2.4 (unstable)

Memory status: size: 32432128 vsize: 0 resident: 32432128 share: 0 rss: 11350016 rss_rlim: 0
CPU usage: start_time: 1163344900 rtime: 0 utime: 60 stime: 0 cutime:54 cstime: 0 timeout: 6 it_real_value: 0 frequency: 0

Backtrace was generated from '/usr/libexec/gnome-main-menu'

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Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1225763152 (LWP 12841)]
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0xffffe410 in __kernel_vsyscall ()
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb7403323 in __waitpid_nocancel ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7f4f1b6 in gnome_gtk_module_info_get () from /usr/lib/libgnomeui-2.so.0
#3 <signal handler called>
#4 0xb74396c0 in g_markup_escape_text () from /usr/lib/libglib-2.0.so.0
#5 0xb743a25d in g_markup_vprintf_escaped () from /usr/lib/libglib-2.0.so.0
#6 0xb743a32b in g_markup_printf_escaped () from /usr/lib/libglib-2.0.so.0
#7 0x08060387 in egg_recent_item_unref ()
#8 0x080608c7 in egg_recent_item_unref ()
#9 0x080608e9 in egg_recent_item_unref ()
#10 0x08050554 in ?? ()
#11 0x08167e48 in ?? ()
#12 0x08186000 in ?? ()
#13 0xbfdc2a08 in ?? ()
#14 0xb79d5a58 in gtk_list_store_insert () from /usr/lib/libgtk-x11-2.0.so.0
#15 0x08051744 in ?? ()
#16 0x08091ed0 in ?? ()
#17 0xbfdc2ab0 in ?? ()
#18 0x00000000 in ?? ()

Thread 1 (Thread -1225763152 (LWP 12841)):
#0 0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1 0xb7403323 in __waitpid_nocancel ()
   from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2 0xb7f4f1b6 in gnome_gtk_module_info_get () from /usr/lib/libgnomeui-2.so.0
No symbol table info available.
#3 <signal handler called>
No symbol table info available.
#4 0xb74396c0 in g_markup_escape_text () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#5 0xb743a25d in g_markup_vprintf_escaped () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#6 0xb743a32b in g_markup_printf_escaped () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#7 0x08060387 in egg_recent_item_unref ()
No symbol table info available.
#8 0x080608c7 in egg_recent_item_unref ()
No symbol table info available.
#9 0x080608e9 in egg_recent_item_unref ()
No symbol table info available.
#10 0x08050554 in ?? ()
No symbol table info available.
#11 0x08167e48 in ?? ()
No symbol table info available.
#12 0x08186000 in ?? ()
No symbol table info available.
#13 0xbfdc2a08 in ?? ()
No symbol table info available.
#14 0xb79d5a58 in gtk_list_store_insert () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#15 0x08051744 in ?? ()
No symbol table info available.
#16 0x08091ed0 in ?? ()
No symbol table info available.
#17 0xbfdc2ab0 in ?? ()
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#18 0x00000000 in ?? ()
No symbol table info available.
#0 0xffffe410 in __kernel_vsyscall ()