上传图片提示这个错误怎么办？

pic2里面报错的位置标出来了

pic.php

pic2.php

  
已经成功上传
文件名:  ".$destination_folder.$fname."
";  
    echo " 宽度:".$image_size[0];  
    echo " 长度:".$image_size[1];  
    echo "
 大小:".$file["size"]." bytes";  
  
    if($watermark==1)  
    {  
        $iinfo=getimagesize($destination,$iinfo);  
        $nimage=imagecreatetruecolor($image_size[0],$image_size[1]);  
        $white=imagecolorallocate($nimage,255,255,255);  
        $black=imagecolorallocate($nimage,0,0,0);  
        $red=imagecolorallocate($nimage,255,0,0);  
        imagefill($nimage,0,0,$white);  
        switch ($iinfo[2])  
        {  
            case 1:  
            $simage =imagecreatefromgif($destination);  
            break;  
            case 2:  
            $simage =imagecreatefromjpeg($destination);  
            break;  
            case 3:  
            $simage =imagecreatefrompng($destination);  
            break;  
            case 6:  
            $simage =imagecreatefromwbmp($destination);  
            break;  
            default:  
            die("不支持的文件类型");  
            exit;  
        }  
  
        imagecopy($nimage,$simage,0,0,0,0,$image_size[0],$image_size[1]);  
        imagefilledrectangle($nimage,1,$image_size[1]-15,80,$image_size[1],$white);  
  
        switch($watertype)  
        {  
            case 1:   //加水印字符串  
            imagestring($nimage,2,3,$image_size[1]-15,$waterstring,$black);  
            break;  
            case 2:   //加水印图片  
            $simage1 =imagecreatefromgif("xplore.gif");  
            imagecopy($nimage,$simage1,0,0,0,0,85,15);  
            imagedestroy($simage1);  
            break;  
        }  
  
        switch ($iinfo[2])  
        {  
            case 1:  
            //imagegif($nimage, $destination);  
            imagejpeg($nimage, $destination);  
            break;  
            case 2:  
            imagejpeg($nimage, $destination);  
            break;  
            case 3:  
            imagepng($nimage, $destination);  
            break;  
            case 6:  
            imagewbmp($nimage, $destination);  
            //imagejpeg($nimage, $destination);  
            break;  
        }  
  
        //覆盖原上传文件  
        imagedestroy($nimage);  
        imagedestroy($simage);  
    }  
  
    if($imgpreview==1)  
    {  
    echo "
图片预览:
";  
    echo "";  
    }  
    header("location:http://localhost/pic.php");
} 
?>  

回复内容：

pic2里面报错的位置标出来了

pic.php

pic2.php

  
已经成功上传
文件名:  ".$destination_folder.$fname."
";  
    echo " 宽度:".$image_size[0];  
    echo " 长度:".$image_size[1];  
    echo "
 大小:".$file["size"]." bytes";  
  
    if($watermark==1)  
    {  
        $iinfo=getimagesize($destination,$iinfo);  
        $nimage=imagecreatetruecolor($image_size[0],$image_size[1]);  
        $white=imagecolorallocate($nimage,255,255,255);  
        $black=imagecolorallocate($nimage,0,0,0);  
        $red=imagecolorallocate($nimage,255,0,0);  
        imagefill($nimage,0,0,$white);  
        switch ($iinfo[2])  
        {  
            case 1:  
            $simage =imagecreatefromgif($destination);  
            break;  
            case 2:  
            $simage =imagecreatefromjpeg($destination);  
            break;  
            case 3:  
            $simage =imagecreatefrompng($destination);  
            break;  
            case 6:  
            $simage =imagecreatefromwbmp($destination);  
            break;  
            default:  
            die("不支持的文件类型");  
            exit;  
        }  
  
        imagecopy($nimage,$simage,0,0,0,0,$image_size[0],$image_size[1]);  
        imagefilledrectangle($nimage,1,$image_size[1]-15,80,$image_size[1],$white);  
  
        switch($watertype)  
        {  
            case 1:   //加水印字符串  
            imagestring($nimage,2,3,$image_size[1]-15,$waterstring,$black);  
            break;  
            case 2:   //加水印图片  
            $simage1 =imagecreatefromgif("xplore.gif");  
            imagecopy($nimage,$simage1,0,0,0,0,85,15);  
            imagedestroy($simage1);  
            break;  
        }  
  
        switch ($iinfo[2])  
        {  
            case 1:  
            //imagegif($nimage, $destination);  
            imagejpeg($nimage, $destination);  
            break;  
            case 2:  
            imagejpeg($nimage, $destination);  
            break;  
            case 3:  
            imagepng($nimage, $destination);  
            break;  
            case 6:  
            imagewbmp($nimage, $destination);  
            //imagejpeg($nimage, $destination);  
            break;  
        }  
  
        //覆盖原上传文件  
        imagedestroy($nimage);  
        imagedestroy($simage);  
    }  
  
    if($imgpreview==1)  
    {  
    echo "
图片预览:
";  
    echo "";  
    }  
    header("location:http://localhost/pic.php");
} 
?>  

你是直接抄人家的代码的吧，$max_file_size未定义，所以必然任何上传的文件都会被这句话阻断。