a few possabilities:
- 4images_settings table got corrupted
- someone deleted it (hacked?)
the first thing I would do is check the database with phpmyadmin or any other mysql managers.
If no lead found, contact the hoster. Then if the old table can not be restored execute this mysql query in phpmyadmin:CREATE TABLE 4images_settings (
setting_name varchar(255) NOT NULL default '',
setting_value mediumtext NOT NULL,
PRIMARY KEY (setting_name)
) TYPE=MyISAM;
#
# Dumping data for table 4images_settings
#
INSERT INTO 4images_settings VALUES ('site_name', '4images - Image Gallery Management System');
INSERT INTO 4images_settings VALUES ('site_email', 'admin@yourdomain.com');
INSERT INTO 4images_settings VALUES ('use_smtp', '0');
INSERT INTO 4images_settings VALUES ('smtp_host', '');
INSERT INTO 4images_settings VALUES ('smtp_username', '');
INSERT INTO 4images_settings VALUES ('smtp_password', '');
INSERT INTO 4images_settings VALUES ('template_dir', 'default');
INSERT INTO 4images_settings VALUES ('language_dir', 'deutsch');
INSERT INTO 4images_settings VALUES ('date_format', 'd.m.Y');
INSERT INTO 4images_settings VALUES ('time_format', 'H:i');
INSERT INTO 4images_settings VALUES ('convert_tool', 'none');
INSERT INTO 4images_settings VALUES ('convert_tool_path', '');
INSERT INTO 4images_settings VALUES ('gz_compress', '0');
INSERT INTO 4images_settings VALUES ('gz_compress_level', '9');
INSERT INTO 4images_settings VALUES ('cat_cells', '2');
INSERT INTO 4images_settings VALUES ('cat_table_width', '100%');
INSERT INTO 4images_settings VALUES ('cat_table_cellspacing', '1');
INSERT INTO 4images_settings VALUES ('cat_table_cellpadding', '3');
INSERT INTO 4images_settings VALUES ('num_subcats', '3');
INSERT INTO 4images_settings VALUES ('image_order', 'image_name');
INSERT INTO 4images_settings VALUES ('image_sort', 'ASC');
INSERT INTO 4images_settings VALUES ('new_cutoff', '10');
INSERT INTO 4images_settings VALUES ('image_border', '1');
INSERT INTO 4images_settings VALUES ('image_cells', '3');
INSERT INTO 4images_settings VALUES ('default_image_rows', '3');
INSERT INTO 4images_settings VALUES ('custom_row_steps', '10');
INSERT INTO 4images_settings VALUES ('image_table_width', '100%');
INSERT INTO 4images_settings VALUES ('image_table_cellspacing', '1');
INSERT INTO 4images_settings VALUES ('image_table_cellpadding', '3');
INSERT INTO 4images_settings VALUES ('upload_mode', '2');
INSERT INTO 4images_settings VALUES ('allowed_mediatypes', 'jpg,gif,png,aif,au,avi,mid,mov,mp3,mpg,swf,wav,ra,rm,zip,pdf');
INSERT INTO 4images_settings VALUES ('max_thumb_width', '300');
INSERT INTO 4images_settings VALUES ('max_thumb_height', '300');
INSERT INTO 4images_settings VALUES ('max_thumb_size', '100');
INSERT INTO 4images_settings VALUES ('max_image_width', '1024');
INSERT INTO 4images_settings VALUES ('max_image_height', '1024');
INSERT INTO 4images_settings VALUES ('max_media_size', '2000');
INSERT INTO 4images_settings VALUES ('upload_notify', '0');
INSERT INTO 4images_settings VALUES ('upload_emails', '');
INSERT INTO 4images_settings VALUES ('auto_thumbnail', '0');
INSERT INTO 4images_settings VALUES ('auto_thumbnail_dimension', '100');
INSERT INTO 4images_settings VALUES ('auto_thumbnail_resize_type', '1');
INSERT INTO 4images_settings VALUES ('auto_thumbnail_quality', '75');
INSERT INTO 4images_settings VALUES ('badword_list', 'tra-la-la {tra-la-la}');
INSERT INTO 4images_settings VALUES ('badword_replace_char', '*');
INSERT INTO 4images_settings VALUES ('wordwrap_comments', '50');
INSERT INTO 4images_settings VALUES ('html_comments', '0');
INSERT INTO 4images_settings VALUES ('bb_comments', '1');
INSERT INTO 4images_settings VALUES ('bb_img_comments', '0');
INSERT INTO 4images_settings VALUES ('category_separator', ' / ');
INSERT INTO 4images_settings VALUES ('paging_range', '5');
INSERT INTO 4images_settings VALUES ('user_edit_image', '1');
INSERT INTO 4images_settings VALUES ('user_delete_image', '1');
INSERT INTO 4images_settings VALUES ('user_edit_comments', '1');
INSERT INTO 4images_settings VALUES ('user_delete_comments', '1');
INSERT INTO 4images_settings VALUES ('account_activation', '1');
INSERT INTO 4images_settings VALUES ('activation_time', '14');
INSERT INTO 4images_settings VALUES ('session_timeout', '15');
INSERT INTO 4images_settings VALUES ('display_whosonline', '1');
INSERT INTO 4images_settings VALUES ('highlight_admin', '1');
It will create new 4images_settings table with default settings.