Warning: error_log(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Europe/Berlin' for 'CET/1.0/no DST' instead in /var/www/html/system/functions.php on line 363
#0 [internal function]: __error(2, 'error_log(): It...', '/var/www/html/s...', 363, Array)
#1 /var/www/html/system/functions.php(363): error_log('PHP Fatal error...')
#2 [internal function]: __exception(Object(Exception))
#3 {main}

Fatal error: Uncaught exception Exception with message Could not connect to database (Too many connections) thrown in /var/www/html/system/libraries/Database.php on line 78
#0 /var/www/html/system/libraries/Database.php(139): Database->__construct()
#1 /var/www/html/system/modules/workflow_generator/WorkflowGenerator.php(81): Database::getInstance()
#2 /var/www/html/system/modules/workflow_generator/config/config.php(78): WorkflowGenerator::addEventListeners()
#3 /var/www/html/system/libraries/Config.php(98): include('/var/www/html/s...')
#4 /var/www/html/system/libraries/Config.php(200): Config->__construct()
#5 /var/www/html/system/initialize.php(118): Config::getInstance()
#6 /var/www/html/index.php(50): require('/var/www/html/s...')
#7 {main}