[Wed Apr 25 17:24:12.488859 2018] [passenger:error] [pid 15278:tid 140649364912000] *** Passenger could not be initialized because of this error: Unable to start Phusion Passenger: Support binary PassengerAgent not found (tried: /usr/buildout/support-binaries/PassengerAgent and /root/.passenger/support-binaries/5.2.3/PassengerAgent). There may be different causes for this:\n\n - Your 'PassengerRoot' setting is set to the wrong value. Please see https://www.phusionpassenger.com/library/config/apache/reference/#passengerroot to learn how to fix the value.\n - The PassengerAgent binary is not compiled. Please run this command to compile it: /usr/bin/passenger-config compile-agent\n - Your Passenger installation is broken or incomplete. Please reinstall Passenger.
[Wed Apr 25 17:24:12.495904 2018] [so:warn] [pid 15278:tid 140649364912000] AH01574: module passenger_module is already loaded, skipping