The theme uses a deprecated API for images and icons.
The warnings break the interface if debug is enabled.
pix_url is deprecated. Use image_url for images and pix_icon for icons. line 1696 of \lib\outputlib.php: call to debugging() line 64 of \theme\essential\classes\output\core_renderer_toolbox.php: call to theme_config->pix_url() line 971 of \theme\essential\classes\output\core_renderer.php: call to theme_essential\output\core_renderer->pix_url() line 68 of \theme\essential\layout\tiles\navbar.php: call to theme_essential\output\core_renderer->custom_menu_activitystream() line 58 of \theme\essential\layout\tiles\header.php: call to require_once() line 30 of \theme\essential\layout\columns3.php: call to require_once() line 1162 of \lib\outputrenderers.php: call to include() line 1092 of \lib\outputrenderers.php: call to core_renderer->render_page_layout() line 244 of \course\view.php: call to core_renderer->header()
The theme uses a deprecated API for images and icons. The warnings break the interface if debug is enabled.
pix_url is deprecated. Use image_url for images and pix_icon for icons. line 1696 of \lib\outputlib.php: call to debugging() line 64 of \theme\essential\classes\output\core_renderer_toolbox.php: call to theme_config->pix_url() line 971 of \theme\essential\classes\output\core_renderer.php: call to theme_essential\output\core_renderer->pix_url() line 68 of \theme\essential\layout\tiles\navbar.php: call to theme_essential\output\core_renderer->custom_menu_activitystream() line 58 of \theme\essential\layout\tiles\header.php: call to require_once() line 30 of \theme\essential\layout\columns3.php: call to require_once() line 1162 of \lib\outputrenderers.php: call to include() line 1092 of \lib\outputrenderers.php: call to core_renderer->render_page_layout() line 244 of \course\view.php: call to core_renderer->header()