wordpresste post editledikten sonra şöyle bir hata alıyorum ve post kayboluyor.

HATA

WordPress veritabanı hatası: [Duplicate entry '' for key 2]
INSERT INTO wp_terms (name, slug, term_group) VALUES ('', '', '0')

WordPress veritabanı hatası: [Duplicate entry '0-post_tag' for key 2]
INSERT INTO wp_term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ('0', 'post_tag', '', '0', '0')

Warning: Cannot modify header information - headers already sent by (output started at /home/arkasira/public_html/wp-includes/wp-db.php:160) in /home/arkasira/public_html/wp-includes/pluggable.php on line 391