ruby-on-rails-3 – 未定义的方法insert_record for Array

2023年4月13日 265次阅读

我有一个模型A,其中有许多模型B的对象使用：has_many关联.当我创建模型A的新对象,设置其属性,构建关联对象并检查非持久对象时,它工作正常.但是,只要我尝试使用save或save！来保持对象,我就会得到以下回溯.

NoMethodError: undefined method `insert_record' for #<Array:0x000000052541f8>
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_proxy.rb:154:in `send'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/autosave_association.rb:306:in `block in save_collection_association'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_collection.rb:431:in `block in method_missing'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_proxy.rb:216:in `block in method_missing'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_proxy.rb:216:in `each'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_proxy.rb:216:in `method_missing'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/associations/association_collection.rb:431:in `method_missing'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/autosave_association.rb:297:in `save_collection_association'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/autosave_association.rb:163:in `block in add_autosave_association_callbacks'
    from /usr/lib/ruby/gems/2.0.0/gems/activesupport-3.0.5/lib/active_support/callbacks.rb:415:in `_run_create_callbacks'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/callbacks.rb:281:in `create'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/persistence.rb:246:in `create_or_update'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/callbacks.rb:277:in `block in create_or_update'
    from /usr/lib/ruby/gems/2.0.0/gems/activesupport-3.0.5/lib/active_support/callbacks.rb:418:in `_run_save_callbacks'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/callbacks.rb:277:in `create_or_update'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/persistence.rb:39:in `save'
... 2 levels...
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:240:in `block (2 levels) in save'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:292:in `block in with_transaction_returning_status'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/connection_adapters/abstract/database_statements.rb:139:in `transaction'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:207:in `transaction'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:290:in `with_transaction_returning_status'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:240:in `block in save'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:251:in `rollback_active_record_state!'
    from /usr/lib/ruby/gems/2.0.0/gems/activerecord-3.0.5/lib/active_record/transactions.rb:239:in `save'
    from (irb):104
    from /usr/lib/ruby/gems/2.0.0/gems/railties-3.0.5/lib/rails/commands/console.rb:44:in `start'
    from /usr/lib/ruby/gems/2.0.0/gems/railties-3.0.5/lib/rails/commands/console.rb:8:in `start'
    from /usr/lib/ruby/gems/2.0.0/gems/railties-3.0.5/lib/rails/commands.rb:23:in `<top (required)>'
    from /home/amitav/WMS/trunk/script/rails:6:in `require'
    from /home/amitav/WMS/trunk/script/rails:6:in `<top (required)>'
    from -e:1:in `load'
    from -e:1:in `<main>'

我使用ruby 2.0.0p195和rails 3.0.5.

最佳答案 这可能是兼容性问题.将您的Rails更新到更新版本v3.2> =

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