WordPress database error: [Disk full (/tmp/#sql-temptable-1-4a55a26-13dad5f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")]
SHOW FULL COLUMNS FROM `wpoptions`

Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/wp-includes/wp-db.php:1612) in /var/www/html/wp-includes/rest-api/class-wp-rest-server.php on line 1717 {"id":1511,"name":"Cao Minh Anh","url":"","description":"","link":"https:\/\/saokpop.com\/author\/cao-minh-anh","slug":"cao-minh-anh","avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/287f70a75dbad1f959128804d49779aa?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/287f70a75dbad1f959128804d49779aa?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/287f70a75dbad1f959128804d49779aa?s=96&d=mm&r=g"},"meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/saokpop.com\/wp-json\/wp\/v2\/users\/1511"}],"collection":[{"href":"https:\/\/saokpop.com\/wp-json\/wp\/v2\/users"}]}}