Error | Foundation Drupal 7

Error

The website encountered an unexpected error. Please try again later.

Error message

  • Warning: Cannot modify header information - headers already sent by (output started at /home/d7/prod/includes/common.inc:2561) in drupal_send_headers() (line 1040 of /home/d7/prod/includes/bootstrap.inc).
  • PDOException: SQLSTATE[HY000]: General error: 145 Table './d7_stage/cache_form' is marked as crashed and should be repaired: DELETE FROM {cache_form} WHERE (expire <> :db_condition_placeholder_0) AND (expire < :db_condition_placeholder_1) ; Array ( [:db_condition_placeholder_0] => 0 [:db_condition_placeholder_1] => 1464357896 ) in cache_clear_all() (line 170 of /home/d7/prod/includes/cache.inc).