SQLSTATE[42S22]: Column not found: 1054 Unknown column 'pei.entity_id' in 'on clause', query was: SELECT `e`.*, CONCAT(IF(e.prefix IS NOT NULL AND e.prefix != '', CONCAT(LTRIM(RTRIM(e.prefix)), ' '), ''), LTRIM(RTRIM(e.firstname)), ' ', IF(e.middl...