I have rebooted couple of times without help. I was looking through the common Amahi log files and I only found some errors in the /var/hda/platform/html/log/production.log when I try to access dashboard (see below). I was not able to find anything specific in the system.log.
I also noticed that using the network troubleshooter again it failed now in step 4 DNS server is NOT working. Here is the pastebin for that one
http://pastebin.ubuntu.com/16235303/
!\ FAILSAFE /!\ Thu May 05 13:37:01 +0300 2016
Status: 500 Internal Server Error
private method `split' called for nil:NilClass
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/request.rb:337:in `query_$
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/request.rb:114:in `GET'
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/request.rb:426:in `query_$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/request.rb:385:in `parame$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/base.rb:1288:in `assign_s$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/base.rb:527:in `process_w$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/filters.rb:606:in `proces$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/rescue.rb:65:in `call_wit$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/dispatcher.rb:90:in `disp$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/dispatcher.rb:121:in `_ca$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/dispatcher.rb:130:in `bui$
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/query_cache.rb:29:in `call'
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/query_cache.rb:29:in `call'
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/connection_adapters/abstrac$
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/query_cache.rb:9:in `cache'
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/query_cache.rb:28:in `call'
/var/lib/gems/1.8/gems/activerecord-2.3.4/lib/active_record/connection_adapters/abstrac$
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/head.rb:9:in `call'
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/methodoverride.rb:24:in `call'
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/params_parser.rb:15:in `c$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/session/cookie_store.rb:9$
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/failsafe.rb:26:in `call'
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/lock.rb:11:in `call'
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/lock.rb:11:in `synchronize'
/var/lib/gems/1.8/gems/rack-1.0.1/lib/rack/lock.rb:11:in `call'
/var/lib/gems/1.8/gems/actionpack-2.3.4/lib/action_controller/dispatcher.rb:106:in `cal$
/usr/lib/ruby/1.8/phusion_passenger/rack/request_handler.rb:92:in `process_request'
/usr/lib/ruby/1.8/phusion_passenger/abstract_request_handler.rb:207:in `main_loop'
/usr/lib/ruby/1.8/phusion_passenger/railz/application_spawner.rb:418:in `start_request_$
/usr/lib/ruby/1.8/phusion_passenger/railz/application_spawner.rb:358:in `handle_spawn_a$
/usr/lib/ruby/1.8/phusion_passenger/utils.rb:184:in `safe_fork'
/usr/lib/ruby/1.8/phusion_passenger/railz/application_spawner.rb:354:in `handle_spawn_a$
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:352:in `__send__'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:352:in `main_loop'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:196:in `start_synchronously'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:163:in `start'
/usr/lib/ruby/1.8/phusion_passenger/railz/application_spawner.rb:213:in `start'
/usr/lib/ruby/1.8/phusion_passenger/spawn_manager.rb:262:in `spawn_rails_application'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server_collection.rb:126:in `lookup_or_add'
/usr/lib/ruby/1.8/phusion_passenger/spawn_manager.rb:256:in `spawn_rails_application'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server_collection.rb:80:in `synchronize'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
/usr/lib/ruby/1.8/phusion_passenger/spawn_manager.rb:255:in `spawn_rails_application'
/usr/lib/ruby/1.8/phusion_passenger/spawn_manager.rb:154:in `spawn_application'
/usr/lib/ruby/1.8/phusion_passenger/spawn_manager.rb:287:in `handle_spawn_application'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:352:in `__send__'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:352:in `main_loop'
/usr/lib/ruby/1.8/phusion_passenger/abstract_server.rb:196:in `start_synchronously'
/usr/lib/phusion_passenger/passenger-spawn-server:61