class ActiveRecord::UnknownPrimaryKey - activerecord-4.2.5.2 Documentation

# class ActiveRecord::UnknownPrimaryKey

Raised when a primary key is needed, but not specified in the schema or model.

### Attributes

model[R]

### Public Class Methods

new(model, description = nil) click to toggle source
Calls superclass method

    # File lib/active_record/errors.rb, line 222
    def initialize(model, description = nil)
      message = "Unknown primary key for table #{model.table_name} in model #{model}."
      message += "\n#{description}" if description
      super(message)
      @model = model
    end