ช่วยดูโค้ดให้หน่อยนะค่ะ มันขึ้น error ไม่รู้ว่าผิดตรงไหน

<?php 
	include 'conn.php';
	
$sql_edit = "UPDATE raw_material SET  rm_name= '".$_POST['name_rm']."',price_raw ='".$_POST['price_rm']."' WHERE rm_id = '".$_GET['ID']."'";

$sql_edit 	=	"UPDATE have SET";
$sql_edit 	.=	"nutrients = '".$_POST["EN"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["CP"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Cal"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["P"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Arg"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["His"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Iso"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Leu"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Lys"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["MC"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["PT"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Thr"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Trp"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Val"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["GC"]."' ";
$sql_edit 	.=	",nutrients = '".$_POST["Lin"]."' ";
$sql_edit 	.=	"WHERE rm_id = '".$_GET['ID']."'";
			
$objQuery = mysql_query($sql_edit) or die (mysql_error());
		
		?>
		
		<script>
			alert('แก้ไขข้อมูลวัตถุดิบเรียบร้อยแล้วค่ะ');
			window.history.back();
			</script>
			<?php
	
		
	

	mysql_close();

?>