Fatal error: Uncaught exception 'ADODB_Exception' with message 'mysqli error: [2006: MySQL server has gone away] in EXECUTE("SELECT date FROM stock_tmp ORDER BY date DESC LIMIT 1") ' in /usr/share/nginx/html/includes/adodb/adodb-exceptions.inc.php:78 Stack trace: #0 /usr/share/nginx/html/includes/adodb/adodb.inc.php(1036): adodb_throw('mysqli', 'EXECUTE', 2006, 'MySQL server ha...', 'SELECT date FRO...', false, Object(ADODB_mysqli)) #1 /usr/share/nginx/html/includes/adodb/adodb.inc.php(1011): ADOConnection->_Execute('SELECT date FRO...', false) #2 /usr/share/nginx/html/includes/adodb/drivers/adodb-mysqli.inc.php(147): ADOConnection->Execute('SELECT date FRO...', false) #3 [internal function]: ADODB_mysqli->GetOne('SELECT date FRO...') #4 /usr/share/nginx/html/includes/Class_Database.php(55): call_user_func_array(Array, Array) #5 /usr/share/nginx/html/includes/Signal_Volume.php(18): Class_Database->__call('GetOne', Array) #6 /usr/share/nginx/html/includes/Signal_Volume.php(18): Signal_Volume->GetOne('SELECT date FRO...') # in /usr/share/nginx/html/includes/adodb/adodb-exceptions.inc.php on line 78