Comment 4 for bug 72470

Debug bt:

"...
#0 msn_slplink_add_slpcall (slplink=0x8739f60, slpcall=0x85f3aa0) at ../../../../src/protocols/msn/slplink.c:179
#1 0xb685b0cd in msn_slp_call_new (slplink=0x8739f60) at ../../../../src/protocols/msn/slpcall.c:69
#2 0xb685b32d in msn_slplink_request_ft (slplink=0x8739f60, xfer=0x876a288)
    at ../../../../src/protocols/msn/slplink.c:747
#3 0xb684e0c8 in t_msn_xfer_init (xfer=0x876a288) at ../../../../src/protocols/msn/msn.c:422
#4 0x08089a31 in gaim_xfer_request_accepted (xfer=0x876a288,
    filename=0x87afa68 "/media/cdrom0/Peppe/Università/Anno_III/Applicazioni_Web/esame_bello.tar.bz2")
    at ../../src/ft.c:481
#5 0x08089cdc in gaim_xfer_choose_file_ok_cb (user_data=0x876a288,
    filename=0x87afa68 "/media/cdrom0/Peppe/Università/Anno_III/Applicazioni_Web/esame_bello.tar.bz2")
    at ../../src/ft.c:256
#6 0x081220ba in file_yes_no_cb (data=0x875fb98, id=1) at ../../src/gtkrequest.c:1390
#7 0xb78de879 in IA__g_cclosure_marshal_VOID__INT (closure=0x8783ea0, return_value=0x0, n_param_values=2,
    param_values=0xbff43f9c, invocation_hint=0xbff43eac, marshal_data=0x81220d0) at gmarshal.c:216
#8 0xb78d179b in IA__g_closure_invoke (closure=0x8783ea0, return_value=0x0, n_param_values=2, param_values=0xbff43f9c,
    invocation_hint=0xbff43eac) at gclosure.c:490
#9 0xb78e1b93 in signal_emit_unlocked_R (node=0x85f5678, detail=0, instance=0x8774800, emission_return=0x0,
    instance_and_params=0xbff43f9c) at gsignal.c:2440
#10 0xb78e30b7 in IA__g_signal_emit_valist (instance=0x8774800, signal_id=263, detail=0, var_args=0xbff441e0 "�\026\220�")
    at gsignal.c:2199
#11 0xb78e3279 in IA__g_signal_emit (instance=0x8774800, signal_id=263, detail=0) at gsignal.c:2243
#12 0xb7b13f5a in IA__gtk_dialog_response (dialog=0x8774800, response_id=-3) at gtkdialog.c:835
#13 0xb7b13fb5 in action_widget_activated (widget=0x8402dd0, dialog=0x8774800) at gtkdialog.c:534
#14 0xb78deb29 in IA__g_cclosure_marshal_VOID__VOID (closure=0x8782a50, return_value=0x0, n_param_values=1,
    param_values=0xbff4443c, invocation_hint=0xbff4434c, marshal_data=0xb7b13f90) at gmarshal.c:77
#15 0xb78d179b in IA__g_closure_invoke (closure=0x8782a50, return_value=0x0, n_param_values=1, param_values=0xbff4443c,
    invocation_hint=0xbff4434c) at gclosure.c:490
#16 0xb78e1b93 in signal_emit_unlocked_R (node=0x83fa870, detail=0, instance=0x8402dd0, emission_return=0x0,
    instance_and_params=0xbff4443c) at gsignal.c:2440
#17 0xb78e30b7 in IA__g_signal_emit_valist (instance=0x8402dd0, signal_id=159, detail=0,
    var_args=0xbff4467c "J\200��\220{ڷ") at gsignal.c:2199
#18 0xb78e3279 in IA__g_signal_emit (instance=0x8402dd0, signal_id=159, detail=0) at gsignal.c:2243
#19 0xb7ac8093 in IA__gtk_button_clicked (button=0x8402dd0) at gtkbutton.c:889
..."