โค๊ดตัวนับ (Counter) มีปัญหาครับ มีตัวอย่างโค๊ด กับตัว Error ให้ดูครับ

<?php
class Counter{
	var $TbCounter = "tu_counter";

	function SetCounter($TheIP=NULL){
		if(empty($TheIP))return false;

		$Field = "ip,createdate";
		$Value = "'$TheIP',NOW()";

		require_once("dbconnect.inc.php");
		$sql = "INSERT INTO ".$this->TbCounter." ($Field) VALUES($Value)";
		mysql_query($sql) or die($sql."&nbsp;:&nbsp;".mysql_errno()."&nbsp;-&gt;&nbsp;".mysql_error());
		unset($sql,$Field,$Value);
		return mysql_insert_id();
	}//End SetCounter
	
	function Browse($TheIP=NULL,$DspCondition=NULL,$RecordStart=NULL,$RecordPerPage=NULL,$Order=NULL){
		$Field = "ip,createdate";
		$Condition = $ReturnResult = array();
		if(!empty($TheIP)) $Condition[] = " ip='$TheIP'";
		if($DspCondition=="this week") $Condition[] = " createdate BETWEEN DATE_SUB(CURDATE(),INTERVAL ".date("w")." DAY) AND NOW()";
		else if($DspCondition=="last week")$Condition[] = " createdate BETWEEN DATE_SUB(CURDATE(),INTERVAL ".(date("w")+7)." DAY) AND DATE_SUB(CURDATE(),INTERVAL ".date("w")." DAY)";
		else if($DspCondition=="this month") $Condition[] = " MONTH(createdate)=MONTH(CURDATE())";
		else if($DspCondition=="last month")$Condition[] = " MONTH(createdate)=MONTH(CURDATE())-1";
		else if($DspCondition=="this year")$Condition[] = " YEAR(createdate)=YEAR(CURDATE())";
		else if($DspCondition=="last year")$Condition[] = " YEAR(createdate)=YEAR(CURDATE())-1";

		if(empty($TheIP))$Field .= ",COUNT(ip) AS visit";
		$sql = "SELECT $Field FROM ".$this->TbCounter;
		if(count($Condition)) $sql .=" WHERE ".implode(" AND ",$Condition);
		if(empty($TheIP))$sql .= " GROUP BY ip ";
		if(!empty($Order)) $sql .= " ORDER BY $Order";
		else $sql .= " ORDER BY createdate DESC";
		if(is_numeric($RecordStart) AND is_numeric($RecordPerPage)) $sql .= " LIMIT $RecordStart,$RecordPerPage";

		require_once("dbconnect.inc.php");
		$result = mysql_query($sql) or die($sql."&nbsp;:&nbsp;".mysql_errno()."&nbsp;-&gt;&nbsp;".mysql_error());
		while($row= mysql_fetch_array($result)){
			$Value = array();
			for($index=0;$index<mysql_num_fields($result);$index++){
				$Field = mysql_fetch_field($result,$index);
				$Value[$Field->name] = $row[$Field->name];
			}//End while
			$ReturnResult[] = $Value;
		}//End while
		unset($sql,$Field,$Condition);
		return $ReturnResult;
	}//End Browse

	function BrowseDetail($TheIP=NULL,$DspCondition=NULL,$RecordStart=NULL,$RecordPerPage=NULL,$Order=NULL){
		$Field = "ip,createdate";
		$Condition = $ReturnResult = array();
		if(!empty($TheIP)) $Condition[] = " ip='$TheIP'";
		if($DspCondition=="this week") $Condition[] = " createdate BETWEEN DATE_SUB(CURDATE(),INTERVAL ".date("w")." DAY) AND CURDATE()";
		else if($DspCondition=="last week")$Condition[] = " createdate BETWEEN DATE_SUB(CURDATE(),INTERVAL ".(date("w")+7)." DAY) AND DATE_SUB(CURDATE(),INTERVAL ".date("w")." DAY)";
		else if($DspCondition=="this month") $Condition[] = " MONTH(createdate)=MONTH(CURDATE())";
		else if($DspCondition=="last month")$Condition[] = " MONTH(createdate)=MONTH(CURDATE())-1";
		else if($DspCondition=="this year")$Condition[] = " YEAR(createdate)=YEAR(CURDATE())";
		else if($DspCondition=="last year")$Condition[] = " YEAR(createdate)=YEAR(CURDATE())-1";

		$sql = "SELECT $Field FROM ".$this->TbCounter;
		if(count($Condition)) $sql .=" WHERE ".implode(" AND ",$Condition);
		if(!empty($Order)) $sql .= " ORDER BY $Order";
		if(!empty($Order)) $sql .= " ORDER BY createdate DESC";
		if(is_numeric($RecordStart) AND is_numeric($RecordPerPage)) $sql .= " LIMIT $RecordStart,$RecordPerPage";

		require_once("dbconnect.inc.php");
		$result = mysql_query($sql) or die($sql."&nbsp;:&nbsp;".mysql_errno()."&nbsp;-&gt;&nbsp;".mysql_error());
		while($row= mysql_fetch_array($result)){
			$Value = array();
			for($index=0;$index<mysql_num_fields($result);$index++){
				$Field = mysql_fetch_field($result,$index);
				$Value[$Field->name] = $row[$Field->name];
			}//End while
			$ReturnResult[] = $Value;
		}//End while
		unset($sql,$Field,$Condition);
		return $ReturnResult;
	}//End BrowseDetail

	function GetCounter($TheIP=NULL,$Date=NULL,$Month=NULL,$Year=NULL,$RecordStart=NULL,$RecordPerPage=NULL,$Order=NULL){
		$Field = "ip,createdate";
		$Condition = $ReturnResult = array();
		if(!empty($TheIP)) $Condition[] = " ip='$TheIP'";
		if(!empty($Date) && !empty($Month) && !empty($Month)) $Condition[] = " DATE_FORMAT(createdate,'%Y-%m-%d')='$Year-$Month-$Date'";
		elseif(!empty($Month) && !empty($Month)) $Condition[] = " DATE_FORMAT(createdate,'%Y-%m')='$Year-$Month'";
		elseif(!empty($Year)) $Condition[] = " DATE_FORMAT(createdate,'%Y')='$Year'";

		$sql = "SELECT $Field FROM ".$this->TbCounter;
		if(count($Condition)) $sql .=" WHERE ".implode(" AND ",$Condition);
		if(!empty($Order)) $sql .= " ORDER BY $Order";
		if(is_numeric($RecordStart) AND is_numeric($RecordPerPage)) $sql .= " LIMIT $RecordStart,$RecordPerPage";

		require_once("dbconnect.inc.php");
		$result = mysql_query($sql) or die($sql."&nbsp;:&nbsp;".mysql_errno()."&nbsp;-&gt;&nbsp;".mysql_error());
		while($row= mysql_fetch_array($result)){
			$Value = array();
			for($index=0;$index<mysql_num_fields($result);$index++){
				$Field = mysql_fetch_field($result,$index);
				$Value[$Field->name] = $row[$Field->name];
			}//End while
			$ReturnResult[] = $Value;        //บรรทัดนี้ละครับที่บอกว่ามีปัญหา
		}//End while
		unset($sql,$Field,$Condition);
		return $ReturnResult;
	}//End GetCounter
	
	function GetUserIP(){
	   if (isset($_SERVER)) {
		  if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]))
			 return $_SERVER["HTTP_X_FORWARDED_FOR"];
		  if (isset($_SERVER["HTTP_CLIENT_IP"]))
			 return $_SERVER["HTTP_CLIENT_IP"];
		  return $_SERVER["REMOTE_ADDR"];
	   }
	   if (getenv('HTTP_X_FORWARDED_FOR'))
		  return getenv('HTTP_X_FORWARDED_FOR');
	   if (getenv('HTTP_CLIENT_IP'))
		  return getenv('HTTP_CLIENT_IP');
	   return getenv('REMOTE_ADDR');
	}
}//End Counter
?>