jos-Error: JDatabase::getInstance: Could not connect to database
Could not connect to database

JSite -> initialise() @ /var/www/html/afa_git_prod/afa/index.php:30
JApplication -> initialise() @ /var/www/html/afa_git_prod/afa/includes/application.php:116
JApplication -> triggerEvent() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/application.php:230
JDispatcher -> trigger() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/application.php:642
JEvent -> update() @ /var/www/html/afa_git_prod/afa/libraries/joomla/event/dispatcher.php:161
call_user_func_array() @ /var/www/html/afa_git_prod/afa/libraries/joomla/event/event.php:71
plgSystemJFDatabase -> onAfterInitialise()
plgSystemJFDatabase -> setupJFDatabase() @ /var/www/html/afa_git_prod/afa/plugins/system/jfdatabase/jfdatabase.php:153
JError :: raiseError() @ /var/www/html/afa_git_prod/afa/plugins/system/jfdatabase/jfdatabase.php:449
JError :: raise() @ /var/www/html/afa_git_prod/afa/libraries/joomla/error/error.php:251