Survey: what is social media? (1 min)

Can not execute event observer '\plugintype_pluginname\event\observer\course_module_created::store'

line 164 of /lib/classes/event/manager.php: call to debugging()
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 987 of /mod/choice/lib.php: call to core\event\base->trigger()
line 98 of /mod/choice/view.php: call to choice_view()