php error happened

Technical information
Error type256
Error descriptionUnknown column 'No_ID' in 'where clause'
URLhijrah.co.id/member/my_booking_list.php?
Error file/home/hijrah/public_html/member/connections/MySQLiConnection.php
Error line142
SQL queryselect count(*) FROM `my_booking` where ((`No_ID`=null))

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