Application Error: Database Connection Failed

BaseException, code: 0

Additional information:

/www/agiletoolkit.org/example/atk4/lib/DB.php:94

Stack trace:
File Object NameStack Trace
/www/agiletoolkit.org/example/atk4/lib/BaseException.php:39 BaseExceptionBaseException->collectBasicData(Null)
/www/agiletoolkit.org/example/atk4/lib/AbstractObject.php:528 BaseExceptionBaseException->__construct("Database Connection Failed", Null)
/www/agiletoolkit.org/example/atk4/lib/DB.php:94 Frontend_dbDB->exception("Database Connection Failed")
/www/agiletoolkit.org/example/atk4/lib/ApiCLI.php:441 Frontend_dbDB->connect(Null)
/www/agiletoolkit.org/example/examples/dvdrental/lib/Frontend.php:19 FrontendFrontend->dbConnect()
/www/agiletoolkit.org/example/atk4/lib/ApiCLI.php:165 FrontendFrontend->init()
/www/agiletoolkit.org/example/atk4/lib/ApiWeb.php:40 FrontendFrontend->__construct(Null)
/www/agiletoolkit.org/example/examples/dvdrental/index.php:3 FrontendFrontend->__construct()

Note: To hide this information from your users, add $config['logger']['web_output']=false to your config.php file. Refer to documentation on 'Logger' for alternative logging options