SQL Error on every page, photos not showing up.

[ndw]

DB Error: Bad SQL Query: SELECT c.cat_id, c.cat_name, c.cat_description, c.cat_parent_id, c.cat_hits, c.cat_order, c.auth_viewcat, c.auth_viewimage, c.auth_download, c.auth_upload, c.auth_directupload, c.auth_vote, c.auth_sendpostcard, c.auth_readcomment, c.auth_postcomment, COUNT(i.image_id) AS new_images FROM 4images_categories c LEFT JOIN 4images_images i ON (i.cat_id = c.cat_id AND i.image_date >= 1048105380 AND i.image_active = 1) GROUP BY c.cat_id ORDER BY c.cat_order, c.cat_name ASC
Can't open file: '4images_images.MYD'. (errno: 145)

DB Error: Bad SQL Query: SELECT cat_id, COUNT(*) AS num_images FROM 4images_images WHERE image_active = 1 GROUP BY cat_id
Can't open file: '4images_images.MYD'. (errno: 145)

[V@no]

I belive this is your host's problem. ask them about that. (unless u didnt install 4images properly)
if u know how to use any MySQL managers (i.e. phpmyadmin) then check that 4images_images table is installed.