[Tue Jan 13 11:52:05 2015] [error] *** Passenger could not be initialized because of this error: Unable to start the Phusion Passenger watchdog because its executable (/home/griensu/.rvm/gems/ruby-2.2.0/extensions/x86_64-linux/2.2.0/passenger-4.0.57/buildout/agents/PassengerWatchdog) does not exist. This probably means that your Phusion Passenger installation is broken or incomplete, or that your 'PassengerRoot' directive is set to the wrong value. Please reinstall Phusion Passenger or fix your 'PassengerRoot' directive, whichever is applicable.
[Tue Jan 13 11:52:05 2015] [notice] Apache/2.2.22 (Ubuntu) Phusion_Passenger/4.0.10 configured -- resuming normal operations
[Tue Jan 13 11:53:49 2015] [notice] SIGHUP received.  Attempting to restart
[Tue Jan 13 11:53:49 2015] [error] *** Passenger could not be initialized because of this error: Unable to start the Phusion Passenger watchdog because its executable (/home/griensu/.rvm/gems/ruby-2.2.0/gems/passenger-4.0.57/buildout/agents/PassengerWatchdog) does not exist. This probably means that your Phusion Passenger installation is broken or incomplete, or that your 'PassengerRoot' directive is set to the wrong value. Please reinstall Phusion Passenger or fix your 'PassengerRoot' directive, whichever is applicable.
[Tue Jan 13 11:53:49 2015] [notice] Apache/2.2.22 (Ubuntu) Phusion_Passenger/4.0.10 configured -- resuming normal operations