Callback before_footer in mod_labnbook component should be migrated to new hook callback for core\hook\output\before_footer_html_generation
  • line 7213 of /lib/moodlelib.php: call to debugging()
  • line 7280 of /lib/moodlelib.php: call to {closure}()
  • line 71 of /lib/classes/hook/output/before_footer_html_generation.php: call to get_plugins_with_function()
  • line 987 of /lib/classes/output/core_renderer.php: call to core\hook\output\before_footer_html_generation->process_legacy_callbacks()
  • line 146 of /index.php: call to core\output\core_renderer->footer()