Activity Plus + AmazonS3

I'm using this Plugin http://wordpress.org/extend/plugins/tantan-s3/ for grabbing every media upload files to my Amazon S3 server(which is not the same location as my website) the plugin work very well in the backend area, but there's a problem with the frontend area when my clients uploading their media files(In activity page) those files are directly go to my server, The problem is this S3 plugin are not grabbing those media files folders created by Activity plus do you have any suggestion for this problem

Thank you for advanced :slight_smile: