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我正在使用 lasted simple_formgem 并遵循 simple_form 表单渲染错误:

cant`t convert Symbol into String

在此处输入图像描述

= simple_form_for @student, html: { multipart: true, class: 'form-horizontal' } do |f|
  = f.input :email, disabled: true
  = f.input :birthdate
  = f.input :address_number
  = f.input :address_street
  = f.button :submit, class: "btn btn-primary pull-right"

# == Schema Information
#
# Table name: students
#
#  address_number          :string(255)
#  address_postalcode      :string(255)
#  address_street          :string(255)
#  approved                :boolean          default(FALSE), not null
#  ask_counter             :integer          default(0)
#  authentication_token    :string(255)
#  birthdate               :date

这是edit视图和Studenthttps ://gist.github.com/ccbef8a0fb67a164efee

我的 Gemfile:https ://gist.github.com/00ec5a897a6cb88e0bab

gem github页面上的问题:https ://github.com/plataformatec/simple_form/issues/695#issuecomment-10495237

导轨:3.2.8 SF:2.0.3

如何解决?

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1 回答 1

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该问题的解决方案在这里: https ://github.com/plataformatec/simple_form/issues/695#issuecomment-10495237

于 2012-11-19T00:58:17.483 回答