Well, looking to the detailed backtrace, it seems that nautilus doesn't reply to the autentication callback... (gdb) thread apply all where Thread 4 (Thread 1088134064 (LWP 7963)): #0 0xffffe410 in __kernel_vsyscall () #1 0x40539b93 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0x4040d81d in g_main_loop_get_context () from /usr/lib/libglib-2.0.so.0 #3 0x4040cd4a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #4 0x4040d3a3 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #5 0x4016e050 in link_thread_io_context () from /usr/lib/libORBit-2.so.0 #6 0x40462398 in ?? () from /usr/lib/libglib-2.0.so.0 #7 0x40db9ad8 in ?? () #8 0x40424abf in g_static_private_free () from /usr/lib/libglib-2.0.so.0 Previous frame inner to this frame (corrupt stack?) #0 0xffffe410 in __kernel_vsyscall () Thread 3 (Thread 1150729136 (LWP 8198)): #0 0xffffe410 in __kernel_vsyscall () #1 0x402ccfae in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0x4015171d in giop_recv_buffer_get () from /usr/lib/libORBit-2.so.0 #3 0x40154fa6 in ORBit_small_invoke_stub () from /usr/lib/libORBit-2.so.0 #4 0x40154e7d in ORBit_small_invoke_stub_n () from /usr/lib/libORBit-2.so.0 #5 0x40168076 in ORBit_c_stub_invoke () from /usr/lib/libORBit-2.so.0 #6 0x08051e5c in GNOME_VFS_ClientCall_ModuleCallbackInvoke (_obj=0x817fc80, name=0x4169d903 "full-authentication", module_in=0x81850a4, module_out=0x44967fc8, ev=0x44967fd0) at ../libgnomevfs/GNOME_VFS_Daemon-stubs.c:144 #7 0x40060a8a in _gnome_vfs_module_callback_marshal_invoke ( callback_name=0x4169d903 "full-authentication", in=0x449680a0, in_size=52, out=0x44968080, out_size=32) at gnome-vfs-module-callback-marshall.c:843 #8 0x40061fcd in gnome_vfs_module_callback_invoke ( callback_name=0x4169d903 "full-authentication", in=0x449680a0, in_size=52, out=0x44968080, out_size=32) at gnome-vfs-module-callback.c:852 #9 0x4169ab3e in invoke_full_auth (server=0x4496b5a0 "192.168.3.60", share=0x4496b4a0 "Temp", username=0x8183de0 "oscar%2FAdministrador", domain=0x0, cancel_auth_out=0x4496816c, username_out=0x44968180, domain_out=0x4496817c, password_out=0x44968178, ---Type to continue, or q to quit--- save_password_out=0x4169ee98, keyring_out=0x4169ee9c) at smb-method.c:758 #10 0x4169b1f1 in auth_fn (server_name=0x4496b5a0 "192.168.3.60", share_name=0x4496b4a0 "Temp", domain_out=0x4496ada0 "EDUNET_MADRID", domainmaxlen=256, username_out=0x4496b3a0 "unai", unmaxlen=256, password_out=0x4496b2a0 "", pwmaxlen=256) at smb-method.c:992 #11 0x416ce838 in find_server () from /usr/lib/libsmbclient.so.0 #12 0x416ce8e3 in smbc_server () from /usr/lib/libsmbclient.so.0 #13 0x416d1e3c in smbc_attr_server () from /usr/lib/libsmbclient.so.0 #14 0x4169c27c in do_open_directory (method=0x4169eba0, method_handle=0x4496b724, uri=0x81833b0, options=GNOME_VFS_FILE_INFO_GET_MIME_TYPE, context=0x807bfb0) at smb-method.c:1609 #15 0x4004d9dc in open_from_uri (handle=0x4496b780, uri=0x81833b0, options=GNOME_VFS_FILE_INFO_GET_MIME_TYPE, context=0x807bfb0) at gnome-vfs-directory.c:97 #16 0x4004ddf0 in gnome_vfs_directory_open_from_uri_cancellable ( handle=0x4496b780, uri=0x81833b0, options=GNOME_VFS_FILE_INFO_GET_MIME_TYPE, context=0x807bfb0) at gnome-vfs-directory.c:192 #17 0x0804fbb8 in gnome_vfs_async_daemon_open_dir (_servant=0x8093adc, handle_return=0x4496b858, uri_str=0x8183259 "smb://oscar%2FAdministrador@192.168.3.60/Temp", options=1, client_call=0x817fc80, client=0x809a848, ev=0x4496b9d0) ---Type to continue, or q to quit--- at gnome-vfs-async-daemon.c:171 #18 0x080516d7 in _ORBIT_skel_small_GNOME_VFS_AsyncDaemon_OpenDirectory ( _o_servant=0x8093adc, _o_retval=0x4496b8a8, _o_args=0x4496b888, _o_ctx=0x4496b910, _o_ev=0x4496b9d0, _impl_OpenDirectory=0x804fb54 ) at ../libgnomevfs/GNOME_VFS_Daemon-common.c:597 #19 0x40164a3a in ORBit_POA_setup_root () from /usr/lib/libORBit-2.so.0 #20 0x40169527 in ORBit_OAObject_invoke () from /usr/lib/libORBit-2.so.0 #21 0x4015522f in ORBit_small_invoke_adaptor () from /usr/lib/libORBit-2.so.0 #22 0x40164dc6 in ORBit_recv_buffer_return_sys_exception () from /usr/lib/libORBit-2.so.0 #23 0x401651b4 in ORBit_recv_buffer_return_sys_exception () from /usr/lib/libORBit-2.so.0 #24 0x4014f9fa in giop_thread_queue_process () from /usr/lib/libORBit-2.so.0 #25 0x4014f1eb in giop_thread_same_key () from /usr/lib/libORBit-2.so.0 #26 0x40425ea8 in g_static_rw_lock_free () from /usr/lib/libglib-2.0.so.0 #27 0x40424abf in g_static_private_free () from /usr/lib/libglib-2.0.so.0 #28 0x402caa2b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #29 0x00000000 in ?? () #0 0xffffe410 in __kernel_vsyscall () Thread 2 (Thread 1192692656 (LWP 8210)): #0 0xffffe410 in __kernel_vsyscall () #1 0x402cf17b in __lll_mutex_lock_wait () from /lib/tls/i686/cmov/libpthread.so.0 #2 0x402cc66e in _L_mutex_lock_24 () from /lib/tls/i686/cmov/libpthread.so.0 #3 0x08184b88 in ?? () #4 0x08184ad8 in ?? () #5 0x080684b8 in ?? () #6 0x08184b88 in ?? () #7 0x4169ed34 in __JCR_LIST__ () from /usr/lib/gnome-vfs-2.0/modules/libsmb.so #8 0x47170910 in ?? () #9 0x4169c256 in do_open_directory (method=0x4169eba0, method_handle=0x47170724, uri=0x8184b88, options=9, context=0x8183fa0) at smb-method.c:1606 #10 0x4004d9dc in open_from_uri (handle=0x47170780, uri=0x8184b88, options=9, context=0x8183fa0) at gnome-vfs-directory.c:97 #11 0x4004ddf0 in gnome_vfs_directory_open_from_uri_cancellable ( handle=0x47170780, uri=0x8184b88, options=9, context=0x8183fa0) at gnome-vfs-directory.c:192 #12 0x0804fbb8 in gnome_vfs_async_daemon_open_dir (_servant=0x8093adc, handle_return=0x47170858, uri_str=0x8182da1 "smb://oscar%2FAdministrador@192.168.3.60/Temp", ---Type to continue, or q to quit--- options=9, client_call=0x8184a98, client=0x809a848, ev=0x471709d0) at gnome-vfs-async-daemon.c:171 #13 0x080516d7 in _ORBIT_skel_small_GNOME_VFS_AsyncDaemon_OpenDirectory ( _o_servant=0x8093adc, _o_retval=0x471708a8, _o_args=0x47170888, _o_ctx=0x47170910, _o_ev=0x471709d0, _impl_OpenDirectory=0x804fb54 ) at ../libgnomevfs/GNOME_VFS_Daemon-common.c:597 #14 0x40164a3a in ORBit_POA_setup_root () from /usr/lib/libORBit-2.so.0 #15 0x40169527 in ORBit_OAObject_invoke () from /usr/lib/libORBit-2.so.0 #16 0x4015522f in ORBit_small_invoke_adaptor () from /usr/lib/libORBit-2.so.0 #17 0x40164dc6 in ORBit_recv_buffer_return_sys_exception () from /usr/lib/libORBit-2.so.0 #18 0x401651b4 in ORBit_recv_buffer_return_sys_exception () from /usr/lib/libORBit-2.so.0 #19 0x4014f9fa in giop_thread_queue_process () from /usr/lib/libORBit-2.so.0 #20 0x4014f1eb in giop_thread_same_key () from /usr/lib/libORBit-2.so.0 #21 0x40425ea8 in g_static_rw_lock_free () from /usr/lib/libglib-2.0.so.0 #22 0x40424abf in g_static_private_free () from /usr/lib/libglib-2.0.so.0 #23 0x402caa2b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #24 0x00000000 in ?? () #0 0xffffe410 in __kernel_vsyscall () Thread 1 (Thread 1079634752 (LWP 7962)): #0 0xffffe410 in __kernel_vsyscall () #1 0x40539b93 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0x4040d81d in g_main_loop_get_context () from /usr/lib/libglib-2.0.so.0 #3 0x4040cd4a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #4 0x4040d3a3 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #5 0x400e0d2f in bonobo_main () from /usr/lib/libbonobo-2.so.0 #6 0x0804f686 in main (argc=3, argv=0xbffff944) at gnome-vfs-daemon.c:612 #0 0xffffe410 in __kernel_vsyscall ()