i have this problem when im trying to upload a file to amazon s3, it gives me this error but i dnt seem to understand:

```
Warning: curl_setopt() [function.curl-setopt]: CURLOPT_FOLLOWLOCATION cannot be activated when safe_mode is enabled or an open_basedir is set in /var/www/vhosts/??????/httpdocs/actions/S3.php on line 1257

```