settings.php config file has new settings for this version. Copy default.settings.php to settings.php and modify the later.
missing setting: $username
missing setting: $password
missing setting: $server
missing setting: $database
missing setting: log_enabled
feed setting for phpfiwa is not configured, check settings: settings['phpfiwa']
feed setting for phpfina is not configured, check settings: settings['phpfina']
feed setting for phptimeseries is not configured, check settings: settings['phptimeseries']
feed setting for redisbuffer is not configured, check settings: settings['redisbuffer']
feed setting for engines_hidden is not configured, check settings: settings['engines_hidden']
To fix, check that the settings are set in settings.php or try re-creating your settings.php file from default.settings.php template