Coding problem: $PAGE->context was not set. You may have forgotten to call require_login() or $PAGE->set_context(). The page may not display correctly as a result

• line 575 of /lib/pagelib.php: call to debugging()
• line 972 of /lib/pagelib.php: call to moodle_page->magic_get_context()
• line 91 of /blocks/learnerscript/classes/observer.php: call to moodle_page->__get()
• line ? of unknownfile: call to block_learnerscript_observer::ls_timestats()
• line 155 of /lib/classes/event/manager.php: call to call_user_func()
• line 75 of /lib/classes/event/manager.php: call to core\event\manager::process_buffers()
• line 795 of /lib/classes/event/base.php: call to core\event\manager::dispatch()
• line 4092 of /lib/moodlelib.php: call to core\event\base->trigger()
• line 2289 of /lib/moodlelib.php: call to complete_user_login()
• line 29 of /tag/index.php: call to require_login()