Ruby on rails 无法在Windows 7 x64上安装曲别针2.5.0

所有环境均由railsinstaller设置。 Ruby-1.9.2-p290 轨道-3.1.1等

错误： G:\Projects\burk>gem安装回形针-v'2.5.0' 错误：执行gem时。。。（错误号：埃因瓦尔） 无效参数-C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/paperclip-2.5.0/test/fixtures/问号.png

2.4.5版安装正常，但在迁移时出错：

G:\Projects\burk>gem安装回形针-v'2.5.0'--跟踪 错误：执行gem时。。。（OptionParser:：InvalidOption） 无效选项：-跟踪

G:\Projects\burk>rakedb:migrate--trace **调用数据库：迁移（第一次） **调用环境（第一次） **执行环境 **调用数据库：加载配置（第一次） **调用rails_env（第一次） **执行rails_env **执行db:load\u config **执行数据库：迁移 ==创建品牌：迁移=================================================== --创建表格（：品牌） 雷克流产了！ 发生错误，所有后续迁移均已取消：

未定义的方法

已为#
G:/Projects/burk/db/migrate/20120115082718_create_brands.rb:6:in

block in ch 安格 C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/connection_adapters/abstract/schema_语句。rb:161:in

create_表
'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/connection_adapters/mysql2_adapter.rb:481:in

create_table' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:447:in

方法中的块_缺失'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:422:in

用时间在say_中阻塞 C:/RailsInstaller/Ruby1.9.2/lib/ruby/1.9.1/benchmark.rb:295:in

measure'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:422:in

say_with_time' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:442:in

method_missing'
G:/Projects/burk/db/migrate/20120115082718_create_brands.rb:3:in

change' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:391:in

block（2层）in migrate'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/1.9.1/benchmark.rb:295:in

measure' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:391:in

block in migrate'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/connection_adapters/abstract/connection_pool.rb:185:in

with_connectio 不 C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:375:in

migrate'
C:在

migrate' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:687:in

块（2层）中的migrate'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:744:in

call' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:744:in

ddl_事务'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:686:in

block in migrate' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:671:in

each'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:671:in

migrate' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_record/migration.rb:549:in

up'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti
ve_record/migration.rb:530:in

migrate' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/activerecord-3.1.3/lib/acti ve_记录/铁路/数据库。rake:161:in

块（2级）in'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。
rb:205:in

call' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。 rb:205:in

执行中的块'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。
rb:200:in

每个' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。 rb:200:in

execute'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。
rb:158:in

使用调用链在调用中阻塞 C:/RailsInstaller/Ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in

mon\u synchronize'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。
rb:151:in

使用调用链调用 C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task。 rb:144:in

invoke'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli
阳离子.rb:116:in

invoke_task' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli 阳离子.rb:94:in

block（2层）位于顶层'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli
阳离子.rb:94:in

每个' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli 阳离子.rb:94:in

顶层块'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli
阳离子.rb:133:in

standard_exception_handling' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli 阳离子.rb:88:in

top_level'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli
阳离子.rb:66:in

block in run' C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/appli 阳离子.rb:133:in

standard_exception_handling'
C:/RailsInstaller/Ruby1.9.2/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/app
gem 'paperclip', path: 'vendor/gems/paperclip'