Security and privacy

Now, when I attempt to login (I still cannot login with any user), but in the fron page (login page) i get the following message;

Class coursecat is now alias to autoloaded class core_course_category, course_in_list is an alias to core_course_list_element. Class coursecat_sortable_records is deprecated without replacement. Do not include coursecatlib.php
line 31 of /lib/coursecatlib.php: call to debugging()
line 22 of /mod/bigbluebuttonbn/lib.php: call to require_once()
line 7987 of /lib/moodlelib.php: call to include_once()
line 1832 of /lib/modinfolib.php: call to plugin_supports()
line 525 of /lib/modinfolib.php: call to cm_info->__construct()
line 418 of /lib/modinfolib.php: call to course_modinfo->__construct()
line 2169 of /lib/modinfolib.php: call to course_modinfo::instance()
line 64 of /filter/activitynames/filter.php: call to get_fast_modinfo()
line 176 of /lib/filterlib.php: call to filter_activitynames->filter()
line 218 of /lib/filterlib.php: call to filter_manager->apply_filter_chain()
line 1303 of /lib/weblib.php: call to filter_manager->filter_text()
line 2637 of /course/renderer.php: call to format_text()
line 70 of /theme/lambda/renderers/core_course_renderer.php: call to coursecat_helper->get_course_formatted_summary()
line 1145 of /course/renderer.php: call to theme_lambda_core_course_renderer->coursecat_coursebox_content()
line 1318 of /course/renderer.php: call to core_course_renderer->coursecat_coursebox()
line 2025 of /course/renderer.php: call to core_course_renderer->coursecat_courses()
line 2323 of /course/renderer.php: call to core_course_renderer->frontpage_available_courses()
line 133 of /index.php: call to core_course_renderer->frontpage()