Rails - Feb 2011 - undefined method `map' for nil:NilClass for rails 2.3.2

Hai guys!
When i try to do rake gems:install and rake gems:refresh_specs in my app
below error is occurred. please give some solution for this.

config.gem: Unpacked gem authlogic-2.1.3 in vendor/gems has no specification
file. Run ''rake gems:refresh_specs'' to fix this.
rake aborted!
undefined method `map'' for nil:NilClass


enivorment.rb

RAILS_GEM_VERSION = ''2.3.2'' unless defined? RAILS_GEM_VERSION

# Bootstrap the Rails environment, frameworks, and default configuration
require File.join(File.dirname(__FILE__), ''boot'')

Rails::Initializer.run do |config|
  # Settings in config/environments/* take precedence over those specified
here.
  # Application configuration should go into files in config/initializers
  # -- all .rb files in that directory are automatically loaded.

  # Add additional load paths for your own custom dirs
  # config.load_paths += %W( #{RAILS_ROOT}/extras )

  # Specify gems that this application depends on and have them installed
with rake gems:install
  # config.gem "bj"
  # config.gem "sqlite3-ruby", :lib => "sqlite3"
  # config.gem "aws-s3", :lib => "aws/s3"
  #config.gem "hpricot", :version => ''0.6'',
:source => "
http://code.whytheluckystiff.net"

    config.gem "fastercsv"
    config.gem ''mislav-will_paginate'', :version =>
''~> 2.3.8'', :lib =>
''will_paginate'', :source =>
''http://gems.github.com''
    config.gem ''thinking-sphinx'', :lib =>
''thinking_sphinx'', :version => ''~>
1.3.18'', :source => ''http://gemcutter.org''  #
    config.gem ''thinking-sphinx-raspell'', :lib =>
''thinking_sphinx/raspell'',
:version => ''1.1.1'', :source =>
''http://gemcutter.org'' #
    config.gem "RedCloth", :version => ''4.1.1'',
:source => ''
http://gemcutter.org'', :lib => ''redcloth''
    config.gem ''isbn-tools'', :lib=>"isbn/tools",
:version => "~>0.1.0"
    config.gem "authlogic"
    config.gem "activemerchant", :lib =>
"active_merchant", :version =>
"1.5.1"
    config.gem ''bullet'', :source =>
''http://gemcutter.org''
    config.gem ''campaign_monitor_party'', :source =>
''http://gemcutter.org''
    config.gem ''whenever'', :lib => false, :source =>
''http://gemcutter.org/''

    config.gem ''metric_fu'', :version =>
''1.3.0'', :lib => ''metric_fu'' #
    config.gem ''reek'', :version =>
''1.2.7.3''
    config.gem ''roodi'', :version =>
''2.1.0''
    config.gem ''hoptoad_notifier''
    config.gem ''pingfm'', :version =>
''1.0.2''
    config.gem ''handsoap'', :version =>
''1.1.7''
    config.gem ''flay'', :version =>
''1.4.0''
    config.gem ''rcov'', :version =>
''0.9.8''
    config.gem ''churn'', :version =>
''0.0.12''
    config.gem ''gem_plugin'', :version =>
''0.2.3''
    config.gem ''chronic'', :version =>
''0.2.3''
    config.gem ''andand'', :version =>
''1.3.1''
    config.gem ''sinatra'', :version =>
''1.0''
    config.gem ''recurrence'', :version =>
''0.1.1''
    config.gem ''daemons'', :version =>
''1.1.0''
    config.gem ''ean13'', :version =>
''1.4.0''
    config.gem ''htmldoc'', :version =>
''0.2.3''
    config.gem ''flog'', :version =>
''2.2.0''
    config.gem ''after_commit'', :version =>
''1.0.7''
    config.gem ''riddle'', :version =>
''1.0.12''

Thanks and Regards,

Dhamodharan.N

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Hi,
Have you tried to reinstall authlogic-2.1.3?
Do you have it in vendor/gems?

Andrei

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