PHP error happened

Technical information
Error type	256
Error description	Unknown column '_ProdNeon.ItemIDNeon' in 'where clause'
URL	ceclighting.com/user/_ProdHalogen_print.php?prnt=v
Error file	/home/ceclight/public_html/user/include/dbconnection.php
Error line	34
SQL query	select count(*) FROM `_ProdHalogen` LEFT OUTER JOIN `_ItemImage` ON `_ProdHalogen`.FigureNum = `_ItemImage`.FigureNum where (`_ProdHalogen`.AvailDt <= curdate() ) and (`_ProdNeon`.ItemIDNeon='C7A')