non riesco ad creare nuovi album perchè ho sempre questo tipo di errore:

Error (ERROR_COLLISION) : mkdir failed for /home/www/scattinviaggio.com/fotogallery/g2data_kdiz2321/albums/prova
in modules/core/classes/GalleryAlbumItem.class at line 231 (GalleryCoreApi::error)
in modules/core/classes/GalleryAlbumItem.class at line 154 (GalleryAlbumItem::_createDir)
in modules/core/classes/helpers/GalleryItemHelper_advanced.class at line 234 (GalleryAlbumItem::create)
in modules/core/classes/GalleryCoreApi.class at line 1646 (GalleryItemHelper_advanced::createAlbum)
in modules/core/ItemAddAlbum.inc at line 80 (GalleryCoreApi::createAlbum)
in main.php at line 250 (ItemAddAlbumController::handleRequest)
in main.php at line 104
in main.php at line 88
System Information
Gallery version 2.3
PHP version 5.2.10 cgi-fcgi
Webserver Apache/2.2.11 (Unix) mod_ssl/2.2.11 OpenSSL/0.9.7e mod_auth_pgsql/2.0.3
Database mysqlt 5.0.51a-24+lenny2+spu1-log
Toolkits Thumbnail, Gd
Operating system Linux supremecenter110.com 2.6.30.1-3.AM_64 #8 SMP Thu Aug 13 10:40:51 UTC 2009 x86_64
Browser Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; GTB5; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; eSobiSubscriber 2.0.4.16; .NET CLR 3.5.30729; .NET CLR 3.0.30618; AskTB5.5)


spero che qualcuno possa aiutarmi. grazie