In file /space/sch-eclass/modules/units/index.php on line 211 : Unable to execute statement:"You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND `order` >= 0 AND visible=1 ' at line 5", sqlstate:"1064", errornum:"42000", statement:"SELECT id, title, start_week, finish_week, public FROM course_units WHERE course_id = ? AND id <> ? AND `order` <= AND `order` >= 0 AND visible=1 AND public = 1 AND (start_week <= CURRENT_DATE() OR start_week IS NULL OR start_week = '0000-00-00') ORDER BY `order` DESC LIMIT 1", elapsed:1566546966.001

In file /space/sch-eclass/modules/units/index.php on line 211 : Unable to execute statement:"You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND `order` >= 0 AND visible=1 ' at line 5", sqlstate:"1064", errornum:"42000", statement:"SELECT id, title, start_week, finish_week, public FROM course_units WHERE course_id = ? AND id <> ? AND `order` >= AND `order` >= 0 AND visible=1 AND public = 1 AND (start_week <= CURRENT_DATE() OR start_week IS NULL OR start_week = '0000-00-00') ORDER BY `order` LIMIT 1", elapsed:1566546966.0011

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