[PrestaShopException]

Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused
at line 119 in file classes/db/DbPDO.php

114.     public function connect()
115.     {
116.         try {
117.             $this->link = $this->getPDO($this->server, $this->user, $this->password, $this->database, 5);
118.         } catch (PDOException $e) {
119.             throw new PrestaShopException('Link to database cannot be established: ' . $e->getMessage());
120.         }
121. 
122.         $this->link->exec('SET SESSION sql_mode = \'\'');
123. 
124.         return $this->link;

Warning: file_put_contents(/var/www/prestashop-demo/var/logs/20240319_exception.log): Failed to open stream: No space left on device in /var/www/prestashop-demo/classes/log/FileLogger.php on line 48

Fatal error: Uncaught PrestaShopException: Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused in /var/www/prestashop-demo/classes/db/DbPDO.php:119 Stack trace: #0 /var/www/prestashop-demo/classes/db/Db.php(331): DbPDOCore->connect() #1 /var/www/prestashop-demo/classes/db/Db.php(237): DbCore->__construct('127.0.0.1', 'op_prestashop', '&w&yZ+7W', 'OPENPAY_PRESTAS...') #2 /var/www/prestashop-demo/classes/Hook.php(1282): DbCore::getInstance() #3 /var/www/prestashop-demo/classes/Hook.php(774): HookCore::getHookStatusByName('actionLoggerLog...') #4 /var/www/prestashop-demo/classes/log/AbstractLogger.php(65): HookCore::exec('actionLoggerLog...', Array) #5 /var/www/prestashop-demo/classes/log/AbstractLogger.php(112): AbstractLoggerCore->log('Link to databas...', 3) #6 /var/www/prestashop-demo/classes/exception/PrestaShopException.php(206): AbstractLoggerCore->logError('Link to databas...') #7 /var/www/prestashop-demo/classes/exception/PrestaShopException.php(98): PrestaShopExceptionCore->logError() #8 /var/www/prestashop-demo/config/config.inc.php(119): PrestaShopExceptionCore->displayMessage() #9 /var/www/prestashop-demo/index.php(27): require('/var/www/presta...') #10 {main} thrown in /var/www/prestashop-demo/classes/db/DbPDO.php on line 119