I got error when graded an assigment
Deadlock found when trying to get lock; try restarting transaction UPDATE mdl_grade_items SET needsupdate = ? WHERE (itemtype='course' OR id=?) AND courseid=? [array ( 0 => 1, 1 => '48830', 2 => '3127', )] Error code: dmlwriteexceptionI use moodle 3.4. How to fix it ? Thank you very much!