Redmine

Hi everybody
I have instaled Redmine but i can not test it
When i run

ruby bin/rails server -b 0.0.0.0 -e production
=> Booting WEBrick
=> Rails 4.2.7.1 application starting in production on http://0.0.0.0:3000
=> Run `rails server -h` for more startup options
=> Ctrl-C to shutdown server
[2017-03-07 10:12:53] INFO WEBrick 1.3.1
[2017-03-07 10:12:53] INFO ruby 2.4.0 (2016-12-24) [x86_64-linux]
[2017-03-07 10:12:53] INFO WEBrick::HTTPServer#start: pid=3795 port=3000

But i can not open http://0.0.0.0:3000
It show me

Internal error

An error occurred on the page you were trying to access.
If you continue to experience problems please contact your Redmine administrator for assistance.

If you are the Redmine administrator, check your log files for details about the error.

In log i can see that:

Started GET "/" for 192.168.1.1 at 2017-03-07 10:13:20 +0300
Processing by WelcomeController#index as HTML
Current user: anonymous
Rendered welcome/index.html.erb within layouts/base (1.0ms)
Completed 200 OK in 14ms (Views: 7.0ms | ActiveRecord: 1.4ms)

NoMethodError (undefined method `encrypt' for nil:NilClass):
activesupport (4.2.7.1) lib/active_support/message_encryptor.rb:71:in `_encrypt'
activesupport (4.2.7.1) lib/active_support/message_encryptor.rb:58:in `encrypt_and_sign'
actionpack (4.2.7.1) lib/action_dispatch/middleware/cookies.rb:527:in `[]='
actionpack (4.2.7.1) lib/action_dispatch/middleware/session/cookie_store.rb:110:in `set_cookie'
rack (1.6.5) lib/rack/session/abstract/id.rb:351:in `commit_session'
rack (1.6.5) lib/rack/session/abstract/id.rb:226:in `context'
rack (1.6.5) lib/rack/session/abstract/id.rb:220:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/cookies.rb:560:in `call'
activerecord (4.2.7.1) lib/active_record/query_cache.rb:36:in `call'
activerecord (4.2.7.1) lib/active_record/connection_adapters/abstract/connection_pool.rb:653:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
activesupport (4.2.7.1) lib/active_support/callbacks.rb:88:in `__run_callbacks__'
activesupport (4.2.7.1) lib/active_support/callbacks.rb:778:in `_run_call_callbacks'
activesupport (4.2.7.1) lib/active_support/callbacks.rb:81:in `run_callbacks'
actionpack (4.2.7.1) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/remote_ip.rb:78:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/debug_exceptions.rb:17:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
railties (4.2.7.1) lib/rails/rack/logger.rb:38:in `call_app'
railties (4.2.7.1) lib/rails/rack/logger.rb:20:in `block in call'
activesupport (4.2.7.1) lib/active_support/tagged_logging.rb:68:in `block in tagged'
activesupport (4.2.7.1) lib/active_support/tagged_logging.rb:26:in `tagged'
activesupport (4.2.7.1) lib/active_support/tagged_logging.rb:68:in `tagged'
railties (4.2.7.1) lib/rails/rack/logger.rb:20:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/request_id.rb:21:in `call'
rack (1.6.5) lib/rack/methodoverride.rb:22:in `call'
rack (1.6.5) lib/rack/runtime.rb:18:in `call'
activesupport (4.2.7.1) lib/active_support/cache/strategy/local_cache_middleware.rb:28:in `call'
actionpack (4.2.7.1) lib/action_dispatch/middleware/static.rb:120:in `call'
rack (1.6.5) lib/rack/content_length.rb:15:in `call'
rack (1.6.5) lib/rack/sendfile.rb:113:in `call'
railties (4.2.7.1) lib/rails/engine.rb:518:in `call'
railties (4.2.7.1) lib/rails/application.rb:165:in `call'
rack (1.6.5) lib/rack/lock.rb:17:in `call'
rack (1.6.5) lib/rack/content_length.rb:15:in `call'
rack (1.6.5) lib/rack/handler/webrick.rb:88:in `service'
/home/redmine/.rvm/rubies/ruby-2.4.0/lib/ruby/2.4.0/webrick/httpserver.rb:140:in `service'
/home/redmine/.rvm/rubies/ruby-2.4.0/lib/ruby/2.4.0/webrick/httpserver.rb:96:in `run'
/home/redmine/.rvm/rubies/ruby-2.4.0/lib/ruby/2.4.0/webrick/server.rb:290:in `block in start_thread'

Can anybody help ?