Additional uncaught exception thrown while handling exception.

Original

PDOException: SQLSTATE[HY000]: General error: 2013 Lost connection to MySQL server during query: INSERT INTO {captcha_sessions} (uid, sid, ip_address, timestamp, form_id, solution, status, attempts) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1, :db_insert_placeholder_2, :db_insert_placeholder_3, :db_insert_placeholder_4, :db_insert_placeholder_5, :db_insert_placeholder_6, :db_insert_placeholder_7); Array ( [:db_insert_placeholder_0] => 0 [:db_insert_placeholder_1] => dajlpfLzzzdzF3AGkwYyD9sSZc8fTdsHFSHdK9onJ9U [:db_insert_placeholder_2] => 3.236.217.172 [:db_insert_placeholder_3] => 1711712217 [:db_insert_placeholder_4] => user_login_block [:db_insert_placeholder_5] => ad901d852967b1d497ae0944875cb375 [:db_insert_placeholder_6] => 0 [:db_insert_placeholder_7] => 0 ) in _captcha_generate_captcha_session() (line 175 of /app/arduino.vn/sites/all/modules/captcha/captcha.inc).

Additional

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT aah.settings AS settings FROM {advagg_aggregates_hashes} aah WHERE (hash = :db_condition_placeholder_0) ; Array ( [:db_condition_placeholder_0] => NOesQBci7aUJhboX9mdIi6Jf56R3z92ZfrlxWvCiWe0 ) in advagg_get_hash_settings() (line 3557 of /app/arduino.vn/sites/all/modules/advagg/advagg.module).