I could not find the solution to the problem. I've finally solved by using an applet that uploads the files by FTP. In case anyone needs it, the applet I've used is http://sourceforge.net/projects/zupload For me it was the solution! 2011/3/9 Jim Lucas <lists@xxxxxxxxx> > On 3/9/2011 6:28 AM, Gotzon Astondoa wrote: > > Hi all: > > > > On my website I have an Ajax form. From this form user can upload files. > > My guess would be that you have an HTML form. Not AJAX > > > Server side is a PHP script. > > This form works properly on my development server. > > Is this on localhost or is it remote too? > > > But when I uploaded my application to the definitive server I discovered > > that I can only upload files less than 50KB (It works perfectly with 1 to > 20 > > KB images). > > Silly question, how long does it take for these 1 to 20 KB files to upload? > > > These are the data from the server configuration that I believe can > affect: > > > > post_max_size 8M > > upload_max_filesize 2M > > memory_limit 128M > > safe_mode off > > SELinux disabled > > open_basedir none > > > > I´m now making tests with 52KB image: image.jpg > > I discovered that the uploaded file is uploaded to /tmp. This file name > is > > php10tfTp. > > how much space is free on the partition that contains /tmp ? > > > But the file is not completely uploaded! So, my PHP script is not fired! > > The original image size is 52KB and the new file size is 35KB . I > download > > the tmp file and rename it to php10tfTp.jpg. I can see that half frame is > > the same as the original and the other half is gray. > > > > Any idea what is happening? > > > > Thanks in advance. > > > >