adding

app/Commands/MariadbInstallCommand.php

@@ -119,9 +119,6 @@ class MariadbInstallCommand extends Command
                 exec('sudo mysql -u root -e "UPDATE mysql.user SET plugin=\'\' where User=\'root\';"');
             }
 
-            // update privileges
-            //exec('sudo mysql -u root --password='.$password.' -e "FLUSH PRIVILEGES;"');
-
             file_put_contents(self::MCP_LOG_FILE, "Mariadb installed\nuser: root\npassword: $password\n--\n", FILE_APPEND);
             $this->info('Mariadb installing...Success! \o/ Check '.self::MCP_LOG_FILE);