用RVM在mac上安装mysql2 gem真的很痛苦吗？
作者：互联网
步骤1： –
rails s/usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2.rb:8:in `require': dlopen(/usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2/mysql2.bundle, 9): Library not loaded: libmysqlclient.16.dylib (LoadError)
Referenced from: /usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2/mysql2.bundle
Reason: image not found - /usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2/mysql2.bundle
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2.rb:8:in `<top (required)>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:68:in `require'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:68:in `block (2 levels) in require'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:66:in `each'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:66:in `block in require'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:55:in `each'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler/runtime.rb:55:in `require'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/bundler-1.0.12/lib/bundler.rb:120:in `require'
from /Users/mohit/projects/lbs_admin/config/application.rb:7:in `<top (required)>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:28:in `require'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:28:in `block in <top (required)>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:27:in `tap'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:27:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
第2步： –
sudo install_name_tool -change libmysqlclient.16.dylib /usr/local/mysql-5.5.9-osx10.6-x86_64/lib/libmysqlclient.16.dylib /usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2/lib/mysql2/mysql2.bundle
结果： –
rails sWARNING: This version of mysql2 (0.3.2) doesn't ship with the ActiveRecord adapter bundled anymore as it's now part of Rails 3.1
WARNING: Please use the 0.2.x releases if you plan on using it in Rails <= 3.0.x
=> Booting WEBrick
=> Rails 3.0.3 application starting in development on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
Exiting
/usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/connection_adapters/abstract/connection_specification.rb:71:in `rescue in establish_connection': Please install the mysql2 adapter: `gem install activerecord-mysql2-adapter` (no such file to load -- active_record/connection_adapters/mysql2_adapter) (RuntimeError)
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/connection_adapters/abstract/connection_specification.rb:68:in `establish_connection'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/connection_adapters/abstract/connection_specification.rb:60:in `establish_connection'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/connection_adapters/abstract/connection_specification.rb:55:in `establish_connection'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/railtie.rb:59:in `block (2 levels) in <class:Railtie>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activesupport-3.0.3/lib/active_support/lazy_load_hooks.rb:36:in `instance_eval'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activesupport-3.0.3/lib/active_support/lazy_load_hooks.rb:36:in `execute_hook'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activesupport-3.0.3/lib/active_support/lazy_load_hooks.rb:43:in `block in run_load_hooks'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activesupport-3.0.3/lib/active_support/lazy_load_hooks.rb:42:in `each'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activesupport-3.0.3/lib/active_support/lazy_load_hooks.rb:42:in `run_load_hooks'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.3/lib/active_record/base.rb:1891:in `<top (required)>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/will_paginate-3.0.pre2/lib/will_paginate/finders/active_record.rb:31:in `enable!'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/will_paginate-3.0.pre2/lib/will_paginate/railtie.rb:9:in `block in <class:Railtie>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/initializable.rb:25:in `instance_exec'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/initializable.rb:25:in `run'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/initializable.rb:50:in `block in run_initializers'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/initializable.rb:49:in `each'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/initializable.rb:49:in `run_initializers'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/application.rb:134:in `initialize!'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/application.rb:77:in `method_missing'
from /Users/mohit/projects/lbs_admin/config/environment.rb:5:in `<top (required)>'
from /Users/mohit/projects/lbs_admin/config.ru:3:in `require'
from /Users/mohit/projects/lbs_admin/config.ru:3:in `block in <main>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/builder.rb:46:in `instance_eval'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/builder.rb:46:in `initialize'
from /Users/mohit/projects/lbs_admin/config.ru:1:in `new'
from /Users/mohit/projects/lbs_admin/config.ru:1:in `<main>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/builder.rb:35:in `eval'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/builder.rb:35:in `parse_file'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/server.rb:162:in `app'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/server.rb:248:in `wrapped_app'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/rack-1.2.2/lib/rack/server.rb:213:in `start'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands/server.rb:65:in `start'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:30:in `block in <top (required)>'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:27:in `tap'
from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/railties-3.0.3/lib/rails/commands.rb:27:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
第3步： –
sudo gem uninstall mysql2
sudo env ARCHFLAGS="-arch i386" gem install mysql2 -- --with-mysql-config=/usr/local/mysql-5.5.9-osx10.6-x86_64/bin/mysql_config
当前状态： –
ruby-v
ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-darwin10.7.0]
rails -v
Rails 3.0.3
宝石清单
*** LOCAL GEMS ***
abstract (1.0.0)
actionmailer (3.0.7, 3.0.3)
actionpack (3.0.7, 3.0.3)
activemodel (3.0.7, 3.0.3)
activerecord (3.0.7, 3.0.3)
activeresource (3.0.7, 3.0.3)
activesupport (3.0.7, 3.0.3)
annotate-models (1.0.4)
arel (2.0.9)
builder (2.1.2)
bundler (1.0.12)
erubis (2.6.6)
i18n (0.5.0)
mail (2.2.19)
mime-types (1.16)
mysql2 (0.3.2)
polyglot (0.3.1)
rack (1.2.2)
rack-mount (0.6.14)
rack-test (0.5.7)
rails (3.0.7, 3.0.3)
railties (3.0.7, 3.0.3)
rake (0.8.7)
thor (0.14.6)
treetop (1.4.9)
tzinfo (0.3.27)
web-app-theme (0.6.3)
will_paginate (3.0.pre2)
找到mysql_config
/usr/local/mysql-5.5.9-osx10.6-x86_64/bin/mysql_config
/usr/local/mysql-5.5.9-osx10.6-x86_64/man/man1/mysql_config.1
捆绑显示mysql2
/usr/local/rvm/gems/ruby-1.9.2-p180/gems/mysql2-0.3.2
找到libmysqlclient.16.dylib
/usr/local/mysql-5.5.9-osx10.6-x86_64/lib/libmysqlclient.16.dylib
有谁能够帮我？
解决方法:
我有山姆问题.我做的是做什么;
gem install --version '0.2.7' mysql2
然后在你的Rails的GemFile上.应该是这样的.
gem 'mysql2', '0.2.7'
然后再试一次.希望它有所帮助.
标签：mysql,installation,ruby-on-rails-3,macos,mysql2 来源： https://codeday.me/bug/20190715/1471405.html