Unable to run Rails App with mongomapper

[vijay sali]

Hello All,
I am working on rails project where i have used mongodb as backend , i
am using mongo_mapper as ORM , i have followed the instructions from
the below site : http://www.mongodb.org/display/DOCS/Rails+3+-+Getting+Started
. But while running the server (i.e rails s or rails c) i am getting
the following error.

/home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/visitors/
to_ruby.rb:196:in `merge!': can't convert String into Hash (TypeError)
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/to_ruby.rb:196:in `block in visit_Psych_Nodes_Mapping'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/to_ruby.rb:190:in `each'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/to_ruby.rb:190:in `each_slice'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/to_ruby.rb:190:in `visit_Psych_Nodes_Mapping'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/visitor.rb:7:in `accept'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
visitors/to_ruby.rb:16:in `accept'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/psych/
nodes/node.rb:25:in `to_ruby'
from /home/vijay/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/
psych.rb:107:in `load'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/
mongo_mapper-0.11.0/lib/mongo_mapper/railtie.rb:27:in `block in
<class:Railtie>'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/initializable.rb:30:in `instance_exec'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/initializable.rb:30:in `run'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/initializable.rb:55:in `block in run_initializers'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/initializable.rb:54:in `each'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/initializable.rb:54:in `run_initializers'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/application.rb:96:in `initialize!'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/railtie/configurable.rb:30:in `method_missing'
from /home/vijay/Desktop/rails_project/newfolder/Mongo_St/config/
environment.rb:5:in `<top (required)>'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/application.rb:83:in `require'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/application.rb:83:in `require_environment!'
from /home/vijay/.rvm/gems/ruby-1.9.2-p290/gems/railties-3.1.1/lib/
rails/commands.rb:39:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'


I am new to this environments so kindly help me in this.

[John Nunemaker]

That is probably out of date. 

Use this http://mongomapper.com/documentation/getting-started/rails.html

--
You received this message because you are subscribed to the Google
Groups "MongoMapper" group.
For more options, visit this group at
http://groups.google.com/group/mongomapper?hl=en?hl=en