php+Uploadify在win7下安装配置好了，也可以正常运行，但在linux下无法上传,该怎么解决

<br />/*<br />	 Uploadify 后台处理方法<br />	 */<br />	public function actionuploadify(){<br />			<br />		//设置上传目录<br />		$path = "./uplode/video/";<br />              //这里$_FILES为空<br />		if (!empty($_FILES)) {<br />				<br />			//得到上传的临时文件流<br />			$tempFile = $_FILES['Filedata']['tmp_name'];<br />				<br />			//允许的文件后缀<br />			$fileTypes = array('avi','rmvb','mpg','wav');<br />				<br />			//得到文件原名<br />			$fileName = iconv("UTF-8","GB2312",$_FILES["Filedata"]["name"]);<br />			$fileParts = pathinfo($_FILES['Filedata']['name']);<br />				<br />			//接受动态传值<br />			$files=$_POST['typeCode'];<br />				<br />			//最后保存服务器地址<br />			if(!is_dir($path))<br />			mkdir($path);<br />				<br />			<br />			//判断singerInfo文件是否存在且不为空 <br />			$this->getSingFile();<br />				<br /><br />			if (move_uploaded_file($tempFile, $path.$fileName)){<br />				$myfile = explode(".",$fileName);<br />				<br />				$sql = $this->getfile($myfile[0],1);<br /><br />				if ($sql){<br />					<br />					//songandSinger文档插入<br />					$songSingerFile = "./uplode/image/songSinger.txt";<br />					$this->getSongFile($myfile[0],$songSingerFile,"dSongAndSinger","kSingerID");<br />					<br />					//songandType文档插入<br />					$songTypeFile = "./uplode/image/songType.txt";<br />					$this->getSongFile($myfile[0],$songTypeFile,"dSongAndType","kSongTypeID");<br />					<br />					//songandStyle文档插入<br />					$songStyleFile = "./uplode/image/songStyle.txt";<br />					$this->getSongFile($myfile[0],$songStyleFile,"dSongAndStyle","kSongStyleID");<br /><br />					echo $fileName."文件上传成功，数据上传成功！";<br />						<br />				}else{<br />					echo $fileName."文件上传成功，数据上传失败！";<br />				}<br />				//<br /><br />			}else{<br />				echo $fileName."上传失败！";<br />			}<br />				<br />		}<br /><br />	}<br />

<a href="javascript:$('#file_upload').uploadify('settings', 'formData', {'typeCode':document.getElementById('id_file').value});$('#file_upload').uploadify('upload','*')">上传</a>

<br /><script type="text/javascript" src="<?php echo Yii::app()->request->baseUrl; ?>/js/jquery-1.7.2.min.js"></script><br /><script type="text/javascript" src="<?php echo Yii::app()->request->baseUrl; ?>/js/jquery.uploadify-3.1.min.js"></script><br /><br /><link rel="stylesheet" type="text/css" href="<?php echo Yii::app()->request->baseUrl; ?>/css/uploadify.css"/><br /><script type="text/javascript"><br />var img_id_upload=new Array();//初始化数组，存储已经上传的图片名<br />var i=0;//初始化数组下标<br />$(function() {<br />    $('#file_upload').uploadify({<br />    	'auto'     : false,//关闭自动上传<br />     	'removeTimeout' : 600,//文件队列上传完成1秒后删除<br />        'swf'      : '<?php echo Yii::app()->request->baseUrl; ?>/js/uploadify.swf',<br />        'uploader' : 'uploadify',//uploadify.php<br />        'method'   : 'post',//方法，服务端可以用$_POST数组获取数据<br />		'buttonText' : '选择文件',//设置按钮文本<br />        'multi'    : true,//允许同时上传多张图片<br />        'uploadLimit' : 10,//一次最多只允许上传10张图片<br />        'fileTypeDesc' : 'Video Files',//只允许上传图像<br />        'fileTypeExts' : '*.rmvb; *.mpg; *.wav',//限制允许上传的图片后缀<br />        'fileSizeLimit' : '2GB',//限制上传的图片不得超过200KB <br />        'onUploadSuccess' : function(file, data, response) {//每次成功上传后执行的回调函数，从服务端返回数据到前端<br />               img_id_upload[i]=data;<br />               i++;<br />			   alert(data);<br />			   <br />			  //  window.location.reload();<br />        },<br />        'onQueueComplete' : function(queueData) {<br />        	$("#result").html('');<br />            //上传队列全部完成后执行的回调函数<br />           // if(img_id_upload.length>0)<br />           // alert('成功上传的文件有：'+encodeURIComponent(img_id_upload));<br />        }  <br />        // Put your options here<br />    });<br />});<br /></script><br />