Buonasera a tutti,
ho un errore di accesso al sito drupal (momentaneamente in locale).
Dopo aver abilitato il modulo locate è uscito questo errore (non so se è un caso o è collegato):

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Additional uncaught exception thrown while handling exception.
Original

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT filename FROM {registry} WHERE name = :name AND type = :type; Array ( [:name] => ctools_export_ui [:type] => interface ) in _registry_check_code() (line 3157 of /Applications/MAMP/htdocs/drupal_cmc/includes/bootstrap.inc).

Additional

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: INSERT INTO {watchdog} (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) 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, :db_insert_placeholder_8, :db_insert_placeholder_9); Array ( [:db_insert_placeholder_0] => 1 [:db_insert_placeholder_1] => php [:db_insert_placeholder_2] => %type: !message in %function (line %line of %file). [:db_insert_placeholder_3] => a:6:{s:5:"%type";s:12:"PDOException";s:8:"!message";s:207:"SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT filename FROM {registry} WHERE name = :name AND type = :type; Array ( [:name] => ctools_export_ui [:type] => interface ) ";s:9:"%function";s:22:"_registry_check_code()";s:5:"%file";s:59:"/Applications/MAMP/htdocs/drupal_cmc/includes/bootstrap.inc";s:5:"%line";i:3157;s:14:"severity_level";i:3;} [:db_insert_placeholder_4] => 3 [:db_insert_placeholder_5] => [:db_insert_placeholder_6] => http://localhost:8888/drupal_cmc/ [:db_insert_placeholder_7] => [:db_insert_placeholder_8] => ::1 [:db_insert_placeholder_9] => 1412270383 ) in dblog_watchdog() (line 160 of /Applications/MAMP/htdocs/drupal_cmc/modules/dblog/dblog.module).

Uncaught exception thrown in shutdown function.

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: DELETE FROM {semaphore} WHERE (value = :db_condition_placeholder_0) ; Array ( [:db_condition_placeholder_0] => 1895423859542d892e0b89f9.99594748 ) in lock_release_all() (line 269 of /Applications/MAMP/htdocs/drupal_cmc/includes/lock.inc).

Uncaught exception thrown in session handler.

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT 1 AS expression FROM {sessions} sessions WHERE ( (sid = :db_condition_placeholder_0) AND (ssid = :db_condition_placeholder_1) ); Array ( [:db_condition_placeholder_0] => FDDcY4gp62IS-QwnHzyfIuKoaxrkSwm3ze9nfgAJdlQ [:db_condition_placeholder_1] => ) in _drupal_session_write() (line 209 of /Applications/MAMP/htdocs/drupal_cmc/includes/session.inc).

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Ho già letto varie discussioni e tutte parlano di modificare il file my.ini e aumentare la quota 'max_allowed_packet'.

Il problema è che io non ho il file my.ini ho altri file che racchiudono il 'max_allowed_packet' che ho già modificato su tutti, ma la situazione non è cambiata.

Non so dove sbattere la testa.

Se qualcuno può gentilmente darmi qualche consiglio è ben accetto.

Ringrazio tutti anticipatamente per il supporto.