Additional uncaught exception thrown while handling exception.

Original

PDOException: SQLSTATE[HY000]: General error: 1015 Can't lock file (errno: 165 - Table is read only): UPDATE {variable} SET value=:db_update_placeholder_0 WHERE ( (name = :db_condition_placeholder_0) ); Array ( [:db_update_placeholder_0] => a:5:{s:4:"file";b:1;s:5:"forum";b:1;s:4:"node";b:1;s:8:"taxonomy";b:1;s:4:"user";b:1;} [:db_condition_placeholder_0] => path_alias_whitelist ) in variable_set() (line 991 of /var/www/tradevenue/tradevenue/includes/bootstrap.inc).

Additional

PDOException: SQLSTATE[HY000]: General error: 1015 Can't lock file (errno: 165 - Table is read only): 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] => 0 [: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:439:"SQLSTATE[HY000]: General error: 1015 Can't lock file (errno: 165 - Table is read only): UPDATE {variable} SET value=:db_update_placeholder_0 WHERE ( (name = :db_condition_placeholder_0) ); Array ( [:db_update_placeholder_0] => a:5:{s:4:"file";b:1;s:5:"forum";b:1;s:4:"node";b:1;s:8:"taxonomy";b:1;s:4:"user";b:1;} [:db_condition_placeholder_0] => path_alias_whitelist ) ";s:9:"%function";s:14:"variable_set()";s:5:"%file";s:53:"/var/www/tradevenue/tradevenue/includes/bootstrap.inc";s:5:"%line";i:991;s:14:"severity_level";i:3;} [:db_insert_placeholder_4] => 3 [:db_insert_placeholder_5] => [:db_insert_placeholder_6] => https://tradevenue.se/Spartacus?blog_tag=NCC [:db_insert_placeholder_7] => [:db_insert_placeholder_8] => 54.81.178.153 [:db_insert_placeholder_9] => 1508240495 ) in dblog_watchdog() (line 163 of /var/www/tradevenue/tradevenue/modules/dblog/dblog.module).