PHPExcel导到excel报错

public function outxls() {		$model = D($this->dbname);		$map = $this->_search();		if (method_exists($this, '_filter')) {			$this->_filter($map);		}		$list = $model->where($map)->field('id,status,yewujindu,fenlei,uid,juid,juname,uuid,uuname,xcrq,xingming,phone,type,introduce,introphone,daikuanpro,addtime,uname,addm,updatetime,sex,birth,marry,shenhu,shebaonianshu,shebaojishu,baoxianjiaoe')->select();	    $headArr=array('ID','进展','公司名称','下次联系','联系人','添加人','添加时间','更新时间');	    $filename='客户管理';		$this->xlsout($filename,$headArr,$list);	}

public function xlsout($filename='数据表',$headArr,$list){					//导入PHPExcel类库，因为PHPExcel没有用命名空间，只能inport导入		import("Org.Util.PHPExcel");		import("Org.Util.PHPExcel.Writer.Excel5");		import("Org.Util.PHPExcel.IOFactory.php");		$this->getExcel($filename,$headArr,$list);	}public	function getExcel($fileName,$headArr,$data){		//对数据进行检验		if(empty($data) || !is_array($data)){			die("data must be a array");		}		//检查文件名		if(empty($fileName)){			exit;		}		$date = date("Y_m_d",time());		$fileName .= "_{$date}.xls";		//创建PHPExcel对象，注意，不能少了\		$objPHPExcel = new \PHPExcel();		$objProps = $objPHPExcel->getProperties();					//设置表头		$key = ord("A");		foreach($headArr as $v){			$colum = chr($key);			$objPHPExcel->setActiveSheetIndex(0)->setCellValue($colum.'1', $v);			$key += 1;		}		$column = 2;		$objActSheet = $objPHPExcel->getActiveSheet();		//设置为文本格式		foreach($data as $key => $rows){ //行写入			$span = ord("A");			foreach($rows as $keyName=>$value){// 列写入				$j = chr($span);				$objActSheet->setCellValueExplicit($j.$column, $value);				$span++;			}			$column++;		}		$fileName = iconv("utf-8", "gb2312", $fileName);		//重命名表		// $objPHPExcel->getActiveSheet()->setTitle('test');		//设置活动单指数到第一个表,所以Excel打开这是第一个表		$objPHPExcel->setActiveSheetIndex(0);		ob_end_clean();//清除缓冲区,避免乱码		header('Content-Type: application/vnd.ms-excel');		header("Content-Disposition: attachment;filename=\"$fileName\"");		header('Cache-Control: max-age=0');		$objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');		$objWriter->save('php://output'); //文件通过浏览器下载		exit;	}