rake db：migrate会给我错误

当我运行 rake db:migrate 它显示了这些警告。我如何摆脱这一点？rake db：migrate会给我错误

DEPRECATION WARNING: railtie_name is deprecated and has no effect. (called from <class:Engine> at /home/shajin/.rvm/gems/ruby-1.9.2-p0/bundler/gems/spree_paypal_express-073f2f814dd8/lib/spree_paypal_express.rb:5) 
WARNING: 'require 'rake/rdoctask'' is deprecated. Please use 'require 'rdoc/task' (in RDoc 2.4.2+)' instead. 
    at /home/shajin/.rvm/gems/ruby-1.9.2-p0/gems/rake-0.9.2.2/lib/rake/rdoctask.rb 
WARNING: Global access to Rake DSL methods is deprecated. Please include 
    ... Rake::DSL into classes and modules which use the Rake DSL methods. 
WARNING: DSL method Soletronspree::Application#task called at /home/shajin/.rvm/gems/ruby-1.9.2-p0/gems/railties-3.0.7/lib/rails/application.rb:215:in `initialize_tasks' 
WARNING: 'task :t, arg, :needs => [deps]' is deprecated. Please use 'task :t, [args] => [deps]' instead. 
    at /home/shajin/.rvm/gems/ruby-1.9.2-p0/gems/deface-0.5.2a/tasks/deface.rake:3:in `block in <top (required)>' 
rake aborted! 
undefined method `to_sym' for ["Bit.ly", "bitly"]:Array 

Tasks: TOP => db:migrate => environment 
(See full trace by running task with --trace)

来源

2012-03-22 kiran

用'--trace-运行它以获得发生问题的位置的完整堆栈跟踪，并将其粘贴。代码是相同的版本 – rfunduk 2012-03-22 13:45:38

应用程序是用比旧版本的Ruby编写的而不是你试图运行它的应用程序吗？这可能是问题。尝试将代码更新到ruby1.9.2，然后检查。

来源

2012-03-22 13:37:58 aliirz

。那是ruby1.9.2 – kiran 2012-03-22 13:58:49

rake db：migrate会给我错误

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