Description of problem:
Start evolution after migrating from f19

Version-Release number of selected component:
evolution-3.10.1-1.fc20

Additional info:
reporter:       libreport-2.1.9
backtrace_rating: 4
cmdline:        evolution
crash_function: g_type_check_instance_is_a
executable:     /usr/bin/evolution
kernel:         3.11.7-300.fc20.x86_64
runlevel:       N 5
type:           CCpp

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 g_type_check_instance_is_a at gtype.c:3975
 #1 camel_operation_push_message at camel-operation.c:262
 #2 camel_store_get_folder_sync at camel-store.c:2041
 #3 e_mail_session_uri_to_folder_sync at e-mail-session.c:2339
 #4 import_mbox_exec at mail-importer.c:129
 #5 mail_importer_import_mbox_sync at mail-importer.c:284
 #6 import_folders_rec at mail-importer.c:352
 #8 mail_importer_import_folders_sync at mail-importer.c:414
 #9 pine_import_exec at pine-importer.c:279
 #10 mail_msg_proxy at mail-mt.c:422