A Database Error Occurred

Error Number: 1055

Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'value.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

select * from class,(SELECT * FROM (SELECT * FROM `total_student_info` order by id desc) as value group by class) as tab where class.class_id=tab.class order by class.id

Filename: /home/noboitne/public_html/kaptaihighschool.edu.bd/models/admin_studentinfo.php

Line Number: 26