BuddyPress.org

How to fix the following errors:
PHP Warning: file_exists() [function.file-exists]: open_basedir restriction in effect. File(/usr/local/apache/htdocs/wp-content/plugins/buddypress/bp-core/images/mystery-man.jpg) is not within the allowed path(s): (/home/:/usr/lib/php:/tmp) in /home/xxxxxx/public_html/wp-content/themes/mythemes/framework/utilities/media-functions.php on line 48

and on line 48 of media-functions.php files:

if (!file_exists($file_path)) {
// simple fix for direct links to images on multi-site installs
if (isset($blog_id) && $blog_id > 0) {
// uploaded images to media folders
$imageParts = explode(‘/files/’, $img_url, 2);
if (isset($imageParts[1])) {
$img_url = get_site_url(1) .’/wp-content/blogs.dir/’. $blog_id .’/files/’. $imageParts[1];
$file_path = parse_url( $img_url );
$file_path = $_SERVER . $file_path;
}
// if not found in media folders check theme folders
if (!file_exists($file_path)) {
// files in the theme folder
$imageParts = explode(THEME_URL, $img_url, 2);
if (isset($imageParts[1])) {
$file_path = THEME_DIR . $imageParts[1];
}
}
}
}