No Posts Found

Hi.
When I go into Manage –> Posts, it says no posts found.

Everything was normal this morning and I haven’t touched a thing. Could this be a server issue?

Also, when I view my site I get the following: WordPress database error: [Got error -1 from table handler]
SELECT DISTINCT * FROM wp_posts WHERE 1=1 AND post_date_gmt <= ‘2005-11-01 23:00:59’ AND (post_status = “publish”) AND post_date >= ‘2005-10-08 12:39:08’ GROUP BY wp_posts.ID ORDER BY post_date DES