Description of problem:
I tried to create a new appointment by clicking right mouse button on some day in callender and choosing 'New Appointment'

Version-Release number of selected component:
evolution-3.12.2-1.fc21

Additional info:
reporter:       libreport-2.2.2
backtrace_rating: 4
cmdline:        evolution
crash_function: e_load_ui_builder_definition
executable:     /usr/bin/evolution
kernel:         3.15.0-0.rc7.git4.2.fc21.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #2 e_load_ui_builder_definition at e-misc-utils.c:718
 #3 event_page_construct at event-page.c:3613
 #4 event_page_new at event-page.c:3688
 #5 event_editor_constructor at event-editor.c:303
 #6 g_object_new_with_custom_constructor at gobject.c:1656
 #7 g_object_new_internal at gobject.c:1733
 #8 g_object_new_valist at gobject.c:1991
 #10 event_editor_new at event-editor.c:771
 #11 e_calendar_view_open_event_with_flags at e-calendar-view.c:1748
 #12 e_calendar_view_new_appointment_for at e-calendar-view.c:1631