Ruby 使用mysql的Padrino，rake失败
我只是想试试新的相框，帕德里诺。我遵循给出的步骤。 我被困在运行rake任务中。 我使用Mysql作为我的数据库。我使用命令创建了项目。Ruby 使用mysql的Padrino，rake失败,ruby,sinatra,padrino,Ruby,Sinatra,Padrino,我只是想试试新的相框，帕德里诺。我遵循给出的步骤。 我被困在运行rake任务中。 我使用Mysql作为我的数据库。我使用命令创建了项目。 padrino g项目示例\u blog-t shoulda-e haml-c sass-s jquery-d activerecord-a mysql padrino g管理员 我将所有依赖项按顺序排列，我进行了捆绑安装以确保它。 然后，当我运行rake任务时，我得到了这个错误 $padrino rake ar:创建--跟踪 =>正在执行Rake ar:cr
padrino g项目示例\u blog-t shoulda-e haml-c sass-s jquery-d activerecord-a mysql padrino g管理员 我将所有依赖项按顺序排列，我进行了捆绑安装以确保它。 然后，当我运行rake任务时，我得到了这个错误 $padrino rake ar:创建--跟踪
=>正在执行Rake ar:create--trace…
**调用ar：创建（第一次）
**调用环境（第一次）
**执行环境
**执行ar：创建
雷克流产了
nil:NilClass的未定义方法
[]。
/usr/lib/ruby/gems/1.8/gems/padrino-gen-0.9.14/lib/padrino-gen/padrino-tasks/activerecord.rb:56:in/usr/lib/ruby/gems/1.8/gems/padrino-gen-0.9.14/lib/padrino-gen/padrino-tasks/activerecord.rb:31
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in
call'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in
each'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:597:in
invoke_with_call_chain'
/usr/lib/ruby/1.8/monitor.rb:242:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in
invoke_with_call_chain'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:583:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2051:in
invoke_task'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in
each'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in
standard\u exception\u handling'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2023:in/usr/lib/ruby/gems/1.8/gems/padrino-core-0.9.14/lib/padrino-core/cli/rake.rb:9:in
init'
/usr/lib/ruby/gems/1.8/gems/padrino-core-0.9.14/lib/padrino-core/cli/base.rb:50:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/task.rb:33:in
send'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/task.rb:33:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/invocation.rb:109:in
invoke'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/invocation.rb:116:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/invocation.rb:116:in
invoke'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor.rb:137:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/base.rb:378:in
start'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor.rb:124:in/usr/lib/ruby/gems/1.8/gems/padrino-core-0.9.14/bin/padrino:24
/usr/bin/padrino:19:in'load'
/usr/bin/padrino:19 $padrino rake ar:migrate--trace =>正在执行Rake ar:migrate--trace…
**调用ar:migrate（第一次）
**调用环境（第一次）
**执行环境
**执行ar:migrate
雷克流产了
ActiveRecord:：ConnectionNote已建立
/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/connection\u adapters/abstract/connection\u pool.rb:326:in
retrieve\u connection'
/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/connection\u adapters/abstract/connection\u specification.rb:123:in/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/connection\u adapters/abstract/connection\u specification.rb:115:in
connection'
/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/migration.rb:440:in/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/migration.rb:401:in
new'
/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/migration.rb:401:in/home/deepak/.bundle/ruby/1.8/gems/activerecord-2.3.8/lib/active\u record/migration.rb:383:in
migrate'
/usr/lib/ruby/gems/1.8/gems/padrino-gen-0.9.14/lib/padrino-gen/padrino-tasks/activerecord.rb:136
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:636:in
execute'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:631:in
execute'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:597:in/usr/lib/ruby/1.8/monitor.rb:242:in
synchronize'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:590:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:583:in
invoke'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2051:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in
top_level'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2029:in
top_level'
/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2068:in/usr/lib/ruby/gems/1.8/gems/rake-0.8.7/lib/rake.rb:2023:in
top_level'
/usr/lib/ruby/gems/1.8/gems/padrino-core-0.9.14/lib/padrino-core/cli/rake.rb:9:in/usr/lib/ruby/gems/1.8/gems/padrino-core-0.9.14/lib/padrino-core/cli/base.rb:50:in
rake'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/task.rb:33:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/task.rb:33:in
run'
/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/lib/thor/invocation.rb:109:in/usr/lib/ruby/gems/1.8/gems/thor-0.13.4/li