Description of problem:
I simply closed epiphany with the exit option in the menu and got this error.

Version-Release number of selected component:
epiphany-3.6.1-2.fc18

Additional info:
backtrace_rating: 4
cmdline:        epiphany
crash_function: ephy_session_close_all_windows
executable:     /usr/bin/epiphany
kernel:         3.6.11-3.fc18.x86_64
remote_result:  NOTFOUND
uid:            1000

Truncated backtrace:
Thread no. 1 (8 frames)
 #0 ephy_session_close_all_windows at ephy-session.c:1260
 #1 window_cmd_file_quit at window-commands.c:725
 #6 g_simple_action_activate at gsimpleaction.c:204
 #7 g_application_exported_actions_activate_action_full at gapplication.c:318
 #8 org_gtk_Actions_method_call at gactiongroupexporter.c:419
 #9 call_in_idle_cb at gdbusconnection.c:4737
 #13 g_main_context_iteration at gmain.c:3351
 #14 g_application_run at gapplication.c:1624