I can't reproduce the crashes but there is a glib warning:
GLib-GObject-WARNING **: instance of invalid non-instantiatable type `(null)'
aborting...
Program received signal SIGTRAP, Trace/breakpoint trap.
IA__g_logv (log_domain=<value optimized out>, log_level=G_LOG_LEVEL_WARNING,
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'", args1=0xbfffe8bc "")
at /build/buildd/glib2.0-2.21.6/glib/gmessages.c:512
512 /build/buildd/glib2.0-2.21.6/glib/gmessages.c: No such file or directory.
in /build/buildd/glib2.0-2.21.6/glib/gmessages.c
(gdb) bt
#0 IA__g_logv (log_domain=<value optimized out>, log_level=G_LOG_LEVEL_WARNING,
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'", args1=0xbfffe8bc "")
at /build/buildd/glib2.0-2.21.6/glib/gmessages.c:512
#1 0x07e89056 in IA__g_log (log_domain=0xdf093c "GLib-GObject", log_level=G_LOG_LEVEL_WARNING,
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'") at /build/buildd/glib2.0-2.21.6/glib/gmessages.c:526
#2 0x00de0ce3 in IA__g_type_check_instance (type_instance=0x8247bc0) at /build/buildd/glib2.0-2.21.6/gobject/gtype.c:3807
#3 0x00ddbae6 in IA__g_signal_connect_data (instance=0x8247bc0, detailed_signal=0x8085240 "contact-presence-changed",
c_handler=0x806e910 <event_manager_presence_changed_cb>, data=0x82475b8, destroy_data=0, connect_flags=0)
at /build/buildd/glib2.0-2.21.6/gobject/gsignal.c:2238
#4 0x0806e7ca in empathy_event_manager_init (manager=0x82475b8) at empathy-event-manager.c:1059
#5 0x00de93bf in IA__g_type_create_instance (type=136096560) at /build/buildd/glib2.0-2.21.6/gobject/gtype.c:1674
#6 0x00dccd38 in g_object_constructor (type=136096560, n_construct_properties=0, construct_params=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1338
#7 0x0806e55b in event_manager_constructor (type=136096560, n_props=0, props=0x0) at empathy-event-manager.c:973
#8 0x00dcd8cc in IA__g_object_newv (object_type=136096560, n_parameters=0, parameters=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1215
#9 0x00dce502 in IA__g_object_new_valist (object_type=136096560, first_property_name=0x0,
var_args=0xbfffecf8 "`{$\b\364\17", <incomplete sequence \340>) at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1278
#10 0x00dce67e in IA__g_object_new (object_type=136096560, first_property_name=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1060
#11 0x0806e39b in empathy_event_manager_dup_singleton () at empathy-event-manager.c:1066
#12 0x0807dfb6 in empathy_indicator_manager_init (manager=0x8247b60) at empathy-indicator-manager.c:333
#13 0x00de93bf in IA__g_type_create_instance (type=136096296) at /build/buildd/glib2.0-2.21.6/gobject/gtype.c:1674
#14 0x00dccd38 in g_object_constructor (type=136096296, n_construct_properties=0, construct_params=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1338
#15 0x0807de6b in indicator_manager_constructor (type=136096296, n_props=0, props=0x0) at empathy-indicator-manager.c:290
#16 0x00dcd8cc in IA__g_object_newv (object_type=136096296, n_parameters=0, parameters=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1215
#17 0x00dce502 in IA__g_object_new_valist (object_type=136096296, first_property_name=0x0,
var_args=0xbffff088 "\b\33\"\bP\350!\b") at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1278
#18 0x00dce67e in IA__g_object_new (object_type=136096296, first_property_name=0x0)
at /build/buildd/glib2.0-2.21.6/gobject/gobject.c:1060
#19 0x0807dd6b in empathy_indicator_manager_dup_singleton () at empathy-indicator-manager.c:246
#20 0x08075ccb in empathy_main_window_show () at empathy-main-window.c:1258
---Type <return> to continue, or q <return> to quit---
#21 0x0805bb91 in main (argc=1, argv=0xbffff434) at empathy.c:868
I can't reproduce the crashes but there is a glib warning:
GLib-GObject- WARNING **: instance of invalid non-instantiatable type `(null)'
aborting...
Program received signal SIGTRAP, Trace/breakpoint trap. G_LOG_LEVEL_ WARNING, buildd/ glib2.0- 2.21.6/ glib/gmessages. c:512 buildd/ glib2.0- 2.21.6/ glib/gmessages. c: No such file or directory. buildd/ glib2.0- 2.21.6/ glib/gmessages. c G_LOG_LEVEL_ WARNING, buildd/ glib2.0- 2.21.6/ glib/gmessages. c:512 0xdf093c "GLib-GObject", log_level= G_LOG_LEVEL_ WARNING, buildd/ glib2.0- 2.21.6/ glib/gmessages. c:526 check_instance (type_instance= 0x8247bc0) at /build/ buildd/ glib2.0- 2.21.6/ gobject/ gtype.c: 3807 connect_ data (instance= 0x8247bc0, detailed_ signal= 0x8085240 "contact- presence- changed" , 0x806e910 <event_ manager_ presence_ changed_ cb>, data=0x82475b8, destroy_data=0, connect_flags=0) buildd/ glib2.0- 2.21.6/ gobject/ gsignal. c:2238 event_manager_ init (manager=0x82475b8) at empathy- event-manager. c:1059 create_ instance (type=136096560) at /build/ buildd/ glib2.0- 2.21.6/ gobject/ gtype.c: 1674 constructor (type=136096560, n_construct_ properties= 0, construct_ params= 0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1338 constructor (type=136096560, n_props=0, props=0x0) at empathy- event-manager. c:973 type=136096560, n_parameters=0, parameters=0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1215 new_valist (object_ type=136096560, first_property_ name=0x0, args=0xbfffecf8 "`{$\b\364\17", <incomplete sequence \340>) at /build/ buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1278 type=136096560, first_property_ name=0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1060 event_manager_ dup_singleton () at empathy- event-manager. c:1066 indicator_ manager_ init (manager=0x8247b60) at empathy- indicator- manager. c:333 create_ instance (type=136096296) at /build/ buildd/ glib2.0- 2.21.6/ gobject/ gtype.c: 1674 constructor (type=136096296, n_construct_ properties= 0, construct_ params= 0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1338 manager_ constructor (type=136096296, n_props=0, props=0x0) at empathy- indicator- manager. c:290 type=136096296, n_parameters=0, parameters=0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1215 new_valist (object_ type=136096296, first_property_ name=0x0, args=0xbffff088 "\b\33\ "\bP\350! \b") at /build/ buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1278 type=136096296, first_property_ name=0x0) buildd/ glib2.0- 2.21.6/ gobject/ gobject. c:1060 indicator_ manager_ dup_singleton () at empathy- indicator- manager. c:246 main_window_ show () at empathy- main-window. c:1258
IA__g_logv (log_domain=<value optimized out>, log_level=
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'", args1=0xbfffe8bc "")
at /build/
512 /build/
in /build/
(gdb) bt
#0 IA__g_logv (log_domain=<value optimized out>, log_level=
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'", args1=0xbfffe8bc "")
at /build/
#1 0x07e89056 in IA__g_log (log_domain=
format=0xdf5c38 "instance of invalid non-instantiatable type `%s'") at /build/
#2 0x00de0ce3 in IA__g_type_
#3 0x00ddbae6 in IA__g_signal_
c_handler=
at /build/
#4 0x0806e7ca in empathy_
#5 0x00de93bf in IA__g_type_
#6 0x00dccd38 in g_object_
at /build/
#7 0x0806e55b in event_manager_
#8 0x00dcd8cc in IA__g_object_newv (object_
at /build/
#9 0x00dce502 in IA__g_object_
var_
#10 0x00dce67e in IA__g_object_new (object_
at /build/
#11 0x0806e39b in empathy_
#12 0x0807dfb6 in empathy_
#13 0x00de93bf in IA__g_type_
#14 0x00dccd38 in g_object_
at /build/
#15 0x0807de6b in indicator_
#16 0x00dcd8cc in IA__g_object_newv (object_
at /build/
#17 0x00dce502 in IA__g_object_
var_
#18 0x00dce67e in IA__g_object_new (object_
at /build/
#19 0x0807dd6b in empathy_
#20 0x08075ccb in empathy_
---Type <return> to continue, or q <return> to quit---
#21 0x0805bb91 in main (argc=1, argv=0xbffff434) at empathy.c:868
Not seeing why this is occurring though..