apache не отображает сайты

md1@md1 /var/log/apache2 $ rvm gemset list_all

gemsets for ruby-1.9.2-p330 (found in /home/md1/.rvm/gems/ruby-1.9.2-p330)
   (default)
   global


gemsets for ruby-2.0.0-p643 (found in /home/md1/.rvm/gems/ruby-2.0.0-p643)
   (default)
   global
   proj_r4_0


gemsets for ruby-2.2.1 (found in /home/md1/.rvm/gems/ruby-2.2.1)
   (default)
   global
=> proj_r4


gemsets for ruby-1.8.6-p420 (found in /home/md1/.rvm/gems/ruby-1.8.6-p420)
   (default)
   global

                                                                

<VirtualHost *:80>
        ServerAdmin prozaik81-2@yandex.ru
        DocumentRoot /home/md1/rails/proj_r4/public
        ServerName proj_r4.ru

        RailsEnv production
        <Directory /home/md1/rails/proj_r4/public>
                Options FollowSymLinks
                Require all granted
        </Directory>

        ErrorLog ${APACHE_LOG_DIR}/error.log
        CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>



<VirtualHost *:80>
        ServerAdmin prozaik81-2@yandex.ru
        DocumentRoot /home/md1/rails/proj_r4_0/public
        ServerName proj_r4_0.ru

        RailsEnv production
        <Directory /home/md1/rails/proj_r4_0/public>
                Options FollowSymLinks
                Require all granted
        </Directory>

        ErrorLog ${APACHE_LOG_DIR}/error.log
        CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>


127.0.0.1       localhost proj_r4.ru proj_r4_0.ru

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[ 2015-11-08 23:04:18.3074 7652/7f46ff38d700 age/Cor/Req/CheckoutSession.cpp:253 ]: [Client 1-1] Cannot checkout session because a spawning error occurred. The identifier of the error is 747dc5c0. Please see earlier logs for details about the error.
App 7895 stdout: 
App 7895 stdout: 
[ 2015-11-08 23:06:49.4866 7652/7f47059f8700 age/Cor/App/Implementation.cpp:304 ]: Could not spawn process for application /home/md1/rails/proj_r4: An error occured while starting up the preloader.
  Error ID: eceeb28e
  Error details saved to: /tmp/passenger-error-0tPkpl.html
  Message from application: cannot load such file -- bundler/setup (LoadError)
  /home/md1/.rvm/rubies/ruby-2.2.1/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
  /home/md1/.rvm/rubies/ruby-2.2.1/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
  /usr/lib/ruby/vendor_ruby/phusion_passenger/loader_shared_helpers.rb:430:in `activate_gem'
  /usr/lib/ruby/vendor_ruby/phusion_passenger/loader_shared_helpers.rb:297:in `block in run_load_path_setup_code'
  /usr/lib/ruby/vendor_ruby/phusion_passenger/loader_shared_helpers.rb:435:in `running_bundler'
  /usr/lib/ruby/vendor_ruby/phusion_passenger/loader_shared_helpers.rb:296:in `run_load_path_setup_code'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:100:in `preload_app'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:156:in `<module:App>'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:30:in `<module:PhusionPassenger>'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:29:in `<main>'


[ 2015-11-08 23:06:49.5176 7652/7f46ff38d700 age/Cor/Req/CheckoutSession.cpp:253 ]: [Client 1-2] Cannot checkout session because a spawning error occurred. The identifier of the error is eceeb28e. Please see earlier logs for details about the error.

D, [2015-11-08T23:00:55.881026 #7169] DEBUG -- :   [1m[36m (2.9ms)[0m  [1mCREATE TABLE "schema_migrations" ("version" varchar NOT NULL) [0m
D, [2015-11-08T23:00:55.881328 #7169] DEBUG -- :   [1m[35m (0.1ms)[0m  select sqlite_version(*)
D, [2015-11-08T23:00:55.883703 #7169] DEBUG -- :   [1m[36m (2.0ms)[0m  [1mCREATE UNIQUE INDEX "unique_schema_migrations" ON "schema_migrations" ("version")[0m
D, [2015-11-08T23:00:55.884759 #7169] DEBUG -- :   [1m[35mActiveRecord::SchemaMigration Load (0.1ms)[0m  SELECT "schema_migrations".* FROM "schema_migrations"
I, [2015-11-08T23:00:55.889051 #7169]  INFO -- : Migrating to CreateMessages (20151108143451)
D, [2015-11-08T23:00:55.889511 #7169] DEBUG -- :   [1m[36m (0.1ms)[0m  [1mbegin transaction[0m
D, [2015-11-08T23:00:55.891231 #7169] DEBUG -- :   [1m[35m (0.3ms)[0m  CREATE TABLE "messages" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "title" varchar, "body" text, "created_at" datetime NOT NULL, "updated_at" datetime NOT NULL) 
D, [2015-11-08T23:00:55.909989 #7169] DEBUG -- :   [1m[36mSQL (0.2ms)[0m  [1mINSERT INTO "schema_migrations" ("version") VALUES (?)[0m  [["version", "20151108143451"]]
D, [2015-11-08T23:00:55.925217 #7169] DEBUG -- :   [1m[35m (14.6ms)[0m  commit transaction

rake assets:precompile

config.assets.initialize_on_precompile = false