get_context_instance() is deprecated, please use context_xxxx::instance() instead.

• line 249 of /lib/deprecatedlib.php: call to debugging()
• line 5052 of /local/administracion/lib.php: call to get_context_instance()
• line 1527 of /lib/navigationlib.php: call to local_administracion_extend_navigation()
• line 1490 of /lib/navigationlib.php: call to global_navigation->load_local_plugin_navigation()
• line 4512 of /lib/outputrenderers.php: call to global_navigation->initialise()
• line 151 of /theme/remui/layout/common.php: call to core_renderer->region_main_settings_menu()
• line 25 of /theme/remui/layout/incourse.php: call to require_once()
• line 1374 of /lib/outputrenderers.php: call to include()
• line 1304 of /lib/outputrenderers.php: call to core_renderer->render_page_layout()
• line 1945 of /lib/setuplib.php: call to core_renderer->header()
• line 57 of /mod/jitsi/view.php: call to bootstrap_renderer->__call()