Connection failed: SQLSTATE[HY000] [2002] Connection refused
Notice: Undefined variable: conn in /var/www/html/service-layer/project-service.php on line 186
Fatal error: Uncaught Error: Call to a member function prepare() on null in /var/www/html/service-layer/project-service.php:978
Stack trace:
#0 /var/www/html/includes/experiments-ui.php(6): ProjectService->listExperiments()
#1 /var/www/html/experiments.php(14): include('/var/www/html/i...')
#2 {main}
thrown in /var/www/html/service-layer/project-service.php on line 978