probleme avec un projet rails

**guitariste** · 12/10/2009, 01h26

salut.
j'ai un probleme en voulant lancer un projet rails.
en tapant la commande ruby script/server j'ai ces erreurs qui apparaissent:

Code :

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=> Booting WEBrick...
GLoc v1.2 running in development mode. Strings can be modified at runtime.
//lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require': no such file to load -- haml (MissingSourceFile)
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:354:in `new_constants_in'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /home/ilyes/creova.inakanetworks.com/branches/ViaMobile/server/cui/vendor/plugins/haml/init.rb:4:in `evaluate_init_rb'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin.rb:95:in `evaluate_init_rb'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/core_ext/kernel/reporting.rb:11:in `silence_warnings'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin.rb:91:in `evaluate_init_rb'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin.rb:44:in `load'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin/loader.rb:33:in `load_plugins'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin/loader.rb:32:in `each'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/rails/plugin/loader.rb:32:in `load_plugins'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:283:in `load_plugins'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:138:in `process'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:93:in `send'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:93:in `run'
	from /home/ilyes/creova.inakanetworks.com/branches/ViaMobile/server/cui/config/environment.rb:13
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:354:in `new_constants_in'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/commands/servers/webrick.rb:59
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:354:in `new_constants_in'
	from /home/ilyes/.gem/ruby/1.8/gems/activesupport-2.1.0/lib/active_support/dependencies.rb:509:in `require'
	from /lib/ruby/gems/1.8/gems/rails-2.1.0/lib/commands/server.rb:39
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
	from //lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
	from script/server:3

et le projet ne se lance pas

sachant que j'ai gem en version 1.3.5
et rails en 2.1.0 ( le projet marche avec cette version)

voila si quelcun peut m'aider a resoudre ce probleme !

Merci