Método indefinido para la implementación de Friendly_ID
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27-10-2019 - |
Pregunta
Así es como se ve mi plan. RB:
class Plan < ActiveRecord::Base
has_many :users
has_friendly_id :plan, :use_slug => true
end
User.rb
class User < ActiveRecord::Base
#There is other stuff in here, but I stripped it out for brevity purposes.
has_and_belongs_to_many :projects
has_many :stages
has_many :uploads
has_many :comments
has_many :assignments
has_many :roles, :through => :assignments
belongs_to :plan
end
Este es el mensaje de error que estoy recibiendo:
'ruby-1.9.2-p0 > Plan.create(:name => "First_Test", :storage => "100")
NoMethodError: undefined method `plan' for #<Plan:0x00000102b8a2d8>
/gemms/ruby-1.9.2-p0/gems/activemodel-3.0.3/lib/active_model/attribute_methods.rb:364:in `method_missing'
/gemms/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/attribute_methods.rb:46:in `method_missing'
/gems/ruby-1.9.2-p0/gems/friendly_id-3.2.0/lib/friendly_id/slugged.rb:82:in `slug_text'
/gems/ruby-1.9.2-p0/gems/friendly_id-3.2.0/lib/friendly_id/active_record_adapter/slugged_model.rb:49:in `build_a_slug'
/gems/ruby-1.9.2-p0/gems/activesupport-3.0.3/lib/active_support/callbacks.rb:419:in `_run_save_callbacks'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/callbacks.rb:277:in `create_or_update'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/persistence.rb:39:in `save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/validations.rb:43:in `save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/attribute_methods/dirty.rb:21:in `save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:237:in `block (2 levels) in save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:289:in `block in with_transaction_returning_status'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/connection_adapters/abstract/database_statements.rb:139:in `transaction'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:204:in `transaction'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:287:in `with_transaction_returning_status'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:237:in `block in save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:248:in `rollback_active_record_state!'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/transactions.rb:236:in `save'
/gems/ruby-1.9.2-p0/gems/activerecord-3.0.3/lib/active_record/base.rb:498:in `create'
from (irb):3
/gems/ruby-1.9.2-p0/gems/railties-3.0.3/lib/rails/commands/console.rb:44:in `start'
/gems/ruby-1.9.2-p0/gems/railties-3.0.3/lib/rails/commands/console.rb:8:in `start'
/gems/ruby-1.9.2-p0/gems/railties-3.0.3/lib/rails/commands.rb:23:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
No estoy seguro de lo que estoy haciendo mal aquí, pero no puedo crear ningún "plan" nuevo.
Solución
Parece que su base de datos no tiene una plan
columna en tu plans
mesa. Además de agregar el has_friendly_id
declaración a su modelo, ¿creó y ejecuta una migración para agregar el plan
¿Campo a su base de datos?
Otros consejos
También puede obtener este error (método indefinido `Has_friendly_id ') si ha actualizado Friendly_ID de la versión 3 a 4.
El comando 'Has_friendly_id' ha sido reemplazado por 'Friendly_id' - vea cómo actualizar aquí:
http://rubydoc.info/github/norman/friendly_id/master/file/whatsnew.md
Nota: También necesitará crear una migración para agregar una nueva columna de Slug a su tabla.