Navigation node add_before: Reference node not found participants, options:
- line 1118 of /lib/navigationlib.php: call to debugging()
- line 413 of /lib/navigationlib.php: call to navigation_node_collection->add()
- line 70 of /enrol/rops/classes/hook_callbacks.php: call to navigation_node->add_node()
- line ? of unknownfile: call to enrol_rops\hook_callbacks::extend_course_secondary_navigation()
- line 318 of /lib/classes/hook/manager.php: call to call_user_func()
- line 438 of /lib/classes/navigation/views/secondary.php: call to core\hook\manager->dispatch()
- line 218 of /lib/classes/navigation/views/secondary.php: call to core\navigation\views\secondary->load_course_navigation()
- line 893 of /lib/pagelib.php: call to core\navigation\views\secondary->initialise()
- line 965 of /lib/pagelib.php: call to moodle_page->magic_get_secondarynav()
- line 52 of /theme/intmed/layout/incourse.php: call to moodle_page->__get()
- line 972 of /lib/classes/output/core_renderer.php: call to include()
- line 888 of /lib/classes/output/core_renderer.php: call to core\output\core_renderer->render_page_layout()
- line ? of unknownfile: call to core\output\core_renderer->header()
- line 109 of /lib/classes/output/bootstrap_renderer.php: call to call_user_func_array()
- line 65 of /course/info.php: call to core\output\bootstrap_renderer->__call()
