当我尝试运行命令'rails new foo; rails g'，然后输出错误的URI错误。这让我感到困惑。
我认为问题是ActiveRecord。因为它运行正常rails g controller ....和rails s嗯。我的Ruby版本是1.9.3-p194，Rails是3.2.8。
我重新安装红宝石，但它不起作用......
我的堆栈跟踪是这样的。
➜ foo rails g model person name:string
You did not specify how you would like Rails to report deprecation notices for your “development” environment, please set config.active_support.deprecation to :log, :notify or :stderr at config/environments/“development”.rb
invoke active_record
/Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/1.9.1/uri/common.rb:176:in `split': bad URI(is not URI?): “development” (URI::InvalidURIError)
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/1.9.1/uri/common.rb:211:in `parse'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/1.9.1/uri/common.rb:747:in `parse'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:61:in `connection_url_to_hash'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:36:in `block in resolve_string_connection'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:35:in `fetch'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:35:in `resolve_string_connection'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:25:in `spec'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/connection_adapters/abstract/connection_specification.rb:129:in `establish_connection'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/railtie.rb:82:in `block (2 levels) in <class:Railtie>'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/lazy_load_hooks.rb:36:in `instance_eval'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/lazy_load_hooks.rb:36:in `execute_hook'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/lazy_load_hooks.rb:43:in `block in run_load_hooks'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/lazy_load_hooks.rb:42:in `each'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/lazy_load_hooks.rb:42:in `run_load_hooks'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/active_record/base.rb:721:in `<top (required)>'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/railties-3.2.8/lib/rails/generators/named_base.rb:166:in `pluralize_table_names?'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/railties-3.2.8/lib/rails/generators/named_base.rb:114:in `table_name'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activerecord-3.2.8/lib/rails/generators/active_record/model/model_generator.rb:17:in `create_migration_file'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/task.rb:27:in `run'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:120:in `invoke_task'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `block in invoke_all'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `each'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `map'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `invoke_all'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/group.rb:238:in `dispatch'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:109:in `invoke'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/group.rb:281:in `block in _invoke_for_class_method'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/shell.rb:74:in `with_padding'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/group.rb:270:in `_invoke_for_class_method'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/group.rb:150:in `_invoke_from_option_orm'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/task.rb:27:in `run'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:120:in `invoke_task'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `block in invoke_all'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `each'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `map'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/invocation.rb:126:in `invoke_all'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/group.rb:238:in `dispatch'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/thor-0.16.0/lib/thor/base.rb:425:in `start'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/railties-3.2.8/lib/rails/generators.rb:171:in `invoke'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/railties-3.2.8/lib/rails/commands/generate.rb:12:in `<top (required)>'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/dependencies.rb:251:in `require'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/dependencies.rb:251:in `block in require'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/dependencies.rb:236:in `load_dependency'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/activesupport-3.2.8/lib/active_support/dependencies.rb:251:in `require'
from /Users/haradashinya/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/railties-3.2.8/lib/rails/commands.rb:29:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
我无法解决这个问题。你有什么主意吗？提前谢谢。