報告者: ShuntaKuboya

テスト環境: Ubuntu 7.10, Firefox 2.0.0.12, NetBeans IDE6.1(build 2008200805270101), Java 1.6.0_03

作業内容:
* http://www.netbeans.org/kb/61/javaee/persistence.html

 "Defining the Fields in the Animal Class"内、手順5において
　チュートリアルに書いてある通りにすると、"Column"に対してwarningが出てしまい、
　手順5が実行できない。
　手順5の前に「インポートを修正」すれば解決する。
  "Defining the Fields in the Pavilion Class"においても同様に
　インポートを修正する必要がある。


* http://www.netbeans.org/kb/61/ruby/setting-up.html
  最初はいくつかエラーが発生したが、インターネットに接続可能となった後に
　作業をやり直した結果、発生していたエラーは消え、問題なく実行できた。

* http://www.netbeans.org/kb/61/ruby/rapid-ruby-weblog.html
  
  "Creating the Database"内、手順4において
　以下のエラーが発生し、先へ進めなかった。

　rake aborted!
The driver encountered an error: cannot load Java class org.apache.derby.jdbc.EmbeddedDriver
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/ActiveRecord-JDBC-0.5/lib/active_record/connection_adapters/jdbc_adapter.rb:265:in `initialize'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/ActiveRecord-JDBC-0.5/lib/active_record/connection_adapters/jdbc_adapter.rb:41:in `new'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/ActiveRecord-JDBC-0.5/lib/active_record/connection_adapters/jdbc_adapter.rb:41:in `jdbc_connection'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/ActiveRecord-JDBC-0.5/lib/active_record/connection_adapters/jdbc_adapter.rb:49:in `embedded_driver'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/ActiveRecord-JDBC-0.5/lib/jdbc_adapter/jdbc_derby.rb:8:in `derby_connection'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/connection_specification.rb:291:in `connection='
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/connection_specification.rb:259:in `retrieve_connection'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/connection_specification.rb:78:in `connection'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/migration.rb:294:in `migrate'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/tasks/databases.rake:85
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:546:in `call'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:546:in `execute'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:541:in `each'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:541:in `execute'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:508:in `invoke_with_call_chain'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `synchronize'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `invoke_with_call_chain'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:494:in `invoke'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1931:in `invoke_task'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `top_level'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `each'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `top_level'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1903:in `top_level'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1881:in `run'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1878:in `run'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/lib/ruby/gems/1.8/gems/rake-0.8.1/bin/rake:31
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/bin/rake:19:in `load'
/export/home/woodstock/netbeans-6.1/ruby2/jruby-1.1/bin/rake:19