Description of problem:
I don't know what happened, the crash was not visible.

Version-Release number of selected component:
evolution-data-server-3.10.4-3.fc20

Additional info:
reporter:       libreport-2.2.2
backtrace_rating: 4
cmdline:        /usr/libexec/evolution-calendar-factory
crash_function: id_hash
executable:     /usr/libexec/evolution-calendar-factory
kernel:         3.14.1-200.fc20.x86_64
runlevel:       N 3
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (8 frames)
 #0 id_hash at e-data-cal-view.c:138
 #1 g_hash_table_lookup_node at ghash.c:365
 #2 g_hash_table_insert_internal at ghash.c:1153
 #3 notify_add_component at e-data-cal-view.c:728
 #4 e_data_cal_view_notify_components_added at e-data-cal-view.c:1180
 #5 e_cal_backend_http_start_view at e-cal-backend-http.c:1171
 #6 calview_start_thread at e-data-cal-view.c:174
 #7 g_thread_proxy at gthread.c:798

Potential duplicate: bug 878631