ERROR: Zend_Db_Adapter_Exception in /usr/share/icingaweb2/library/vendor/ Zend/Db/Adapter/Pdo/Abstract.php:145 with message: SQLSTATE[HY000] [1045] Access denied for user 'icingaweb2'@'localhost' (using password: YES) - Icinga 2 - Icinga Community
Zend Tool Cheat Sheet by richardjh - Download free from Cheatography - Cheatography.com: Cheat Sheets For Every Occasion
Zend Framework 2 : multiple named DB adapter instances using 'adapters' subkey | Welcome to Abdul Malik Ikhsan's Blog