How can I solve this problem? please, help. I am using windows 10 and I am trying to run this already existing RoR project.I am very newbie to these projects. Here an error with stack:
C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/activesupport-3.2.6/lib/active_support/values/time_zone.rb:270: warning: circular argument reference - now
C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/mongrel-1.2.0.pre2-x86-mingw32/lib/mongrel.rb:17:in require': cannot load such file -- 2.2/http11 (LoadError)
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/mongrel-1.2.0.pre2-x86-mingw32/lib/mongrel.rb:17:in
rescue in '
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/mongrel-1.2.0.pre2-x86-mingw32/lib/mongrel.rb:13:in <top (required)>'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:91:in
require'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:91:in block (2 levels) in require'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:86:in
each'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:86:in block in require'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:75:in
each'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler/runtime.rb:75:in require'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/bundler-1.13.6/lib/bundler.rb:106:in
require'
from C:/bottomup_source/bottomup_source/config/application.rb:7:in <top (required)>'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/railties-3.2.6/lib/rails/commands.rb:53:in
require'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/railties-3.2.6/lib/rails/commands.rb:53:in block in <top (required)>'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/railties-3.2.6/lib/rails/commands.rb:50:in
tap'
from C:/RailsInstaller/Ruby2.2.0/lib/ruby/gems/2.2.0/gems/railties-3.2.6/lib/rails/commands.rb:50:in <top (required)>'
from script/rails:6:in
require'
from script/rails:6:in `'