Thanks a lot. Debug backtrace: 

--- stack trace ---
Using host libthread_db library "/lib/libthread_db.so.1".
Core was generated by `python /usr/lib/deskbar-applet/deskbar-applet --oaf-activate-iid=OAFIID:Deskbar'.
Program terminated with signal 11, Segmentation fault.
#0  IA__g_hash_table_lookup (hash_table=0x956e40, key=0x123d740) at ghash.c:243
        in ghash.c
#0  IA__g_hash_table_lookup (hash_table=0x956e40, key=0x123d740) at ghash.c:243
        node = <value optimized out>
        __PRETTY_FUNCTION__ = "IA__g_hash_table_lookup"
#1  0x00002b2234b27c94 in ORBit_handle_request () from /usr/lib/libORBit-2.so.0
#2  0x00002b2234b12f86 in giop_connection_handle_input () from /usr/lib/libORBit-2.so.0
#3  0x00002b2234b2dc80 in ?? () from /usr/lib/libORBit-2.so.0
#4  0x00002b222dd7c844 in IA__g_main_context_dispatch (context=0x148dac0) at gmain.c:2003
No locals.
#5  0x00002b222dd7f68d in g_main_context_iterate (context=0x148dac0, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2683
        got_ownership = <value optimized out>
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = (GPollFD *) 0x1487800
        __PRETTY_FUNCTION__ = "g_main_context_iterate"
#6  0x00002b222dd7f99a in IA__g_main_loop_run (loop=0x141f0f0) at gmain.c:2859
        got_ownership = 0
        self = (GThread *) 0x14a4ab0
        __PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#7  0x00002b2234b2cc50 in ?? () from /usr/lib/libORBit-2.so.0
#8  0x00002b222dd98934 in g_thread_create_proxy (data=0x14a4ab0) at gthread.c:589
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#9  0x00002b22299f42a5 in start_thread () from /lib/libpthread.so.0
#10 0x00002b222a3625dd in clone () from /lib/libc.so.6
#11 0x0000000000000000 in ?? ()
--- thread stack trace ---
.
Thread 3 (process 5848):
#0  0x00002b222c289b50 in __do_global_dtors_aux () from /usr/lib/python2.5/lib-dynload/time.so
#1  0x00002b222c28ab01 in _fini () from /usr/lib/python2.5/lib-dynload/time.so
#2  0x0000000000000000 in ?? ()
.
Thread 2 (process 5924):
#0  0x00002b222a359886 in poll () from /lib/libc.so.6
#1  0x00002b222dd7f4de in g_main_context_iterate (context=0x147fc50, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2683
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = (GPollFD *) 0x14224d0
        __PRETTY_FUNCTION__ = "g_main_context_iterate"
#2  0x00002b222dd7f99a in IA__g_main_loop_run (loop=0x142ade0) at gmain.c:2859
        got_ownership = 0
        self = (GThread *) 0x13021c0
        __PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#3  0x00002b223c58c01d in startup_mainloop (arg=<value optimized out>) at e-book.c:3764
        loop = (GMainLoop *) 0x14224d0
#4  0x00002b222dd98934 in g_thread_create_proxy (data=0x13021c0) at gthread.c:589
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#5  0x00002b22299f42a5 in start_thread () from /lib/libpthread.so.0
#6  0x00002b222a3625dd in clone () from /lib/libc.so.6
#7  0x0000000000000000 in ?? ()
.
Thread 1 (process 5925):
#0  IA__g_hash_table_lookup (hash_table=0x956e40, key=0x123d740) at ghash.c:243
        node = <value optimized out>
        __PRETTY_FUNCTION__ = "IA__g_hash_table_lookup"
#1  0x00002b2234b27c94 in ORBit_handle_request () from /usr/lib/libORBit-2.so.0
#2  0x00002b2234b12f86 in giop_connection_handle_input () from /usr/lib/libORBit-2.so.0
#3  0x00002b2234b2dc80 in ?? () from /usr/lib/libORBit-2.so.0
#4  0x00002b222dd7c844 in IA__g_main_context_dispatch (context=0x148dac0) at gmain.c:2003
No locals.
#5  0x00002b222dd7f68d in g_main_context_iterate (context=0x148dac0, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2683
        got_ownership = <value optimized out>
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = (GPollFD *) 0x1487800
        __PRETTY_FUNCTION__ = "g_main_context_iterate"
#6  0x00002b222dd7f99a in IA__g_main_loop_run (loop=0x141f0f0) at gmain.c:2859
        got_ownership = 0
        self = (GThread *) 0x14a4ab0
        __PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#7  0x00002b2234b2cc50 in ?? () from /usr/lib/libORBit-2.so.0
#8  0x00002b222dd98934 in g_thread_create_proxy (data=0x14a4ab0) at gthread.c:589
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#9  0x00002b22299f42a5 in start_thread () from /lib/libpthread.so.0
#10 0x00002b222a3625dd in clone () from /lib/libc.so.6
#11 0x0000000000000000 in ?? ()