Yax

NoMethodError in Tickets#show 

Showing app/views/messages/_messages.html.erb where line #6 raised: 
You have a nil object when you didn't expect it!
You might have expected an instance of Array.
The error occurred while evaluating nil.each


Extracted source (around line #6): 
3:     <th>Od:</th>

Yax

<table>
  <tr>
    <th>Od:</th>
    <th>Wiadomosc:</th>
  </tr>
  <% for message in messages %>
    <tr>
      <td><%=h message.from %></td>
      <td><%=h truncate(message.content, :length => 80) %></td>
      <td><%= link_to 'Pokaz', message %></td>

Yax

 <tr>
      <td><%=unless ticket.category.nil?
               h ticket.category.name
             else
               "Błędna kategoria!"
             end
          %></td>
      <td><%=h ticket.employee_name %></td>
      <td><%=h ticket.email %></td>

Yax

 def index
    @tickets = Ticket.find(:all)
  end

Yax

ActionView::TemplateError: You have a nil object when you didn't expect it!
The error occurred while evaluating nil.name
    On line #13 of app/views/tickets/index.html.erb

        10:
        11:   <% for ticket in @tickets %>
        12:     <tr>
        13:       <td><%=h ticket.category.name %></td>
        14:       <td><%=h ticket.employee_name %></td>
        15:       <td><%=h ticket.email %></td>

Yax

  context "on GET to /tickets/" do
    setup do
      get :index
    end
    
    should_respond_with :success
    should_render_template :index
    should_not_set_the_flash
  end

Yax

  <% for ticket in @tickets %>
    <tr>
      <td><%=h ticket.category.name %></td>
      <td><%=h ticket.employee_name %></td>
      <td><%=h ticket.email %></td>
      <td><%=h ticket.order_number %></td>
      <td><%= link_to 'Pokaż', ticket %></td>
      <td><%= link_to 'Edytuj', edit_ticket_path(ticket) %></td>
      <td><%= link_to 'Usuń', ticket, :confirm => 'Jesteś pewny?', :method => :delete %></td>
    </tr>

Yax

  def validate
    errors.add(:category_id, "is not a valid category") if self.category.nil?
  end

Yax

  def create
    if @ticket.save
      flash[:notice] = "ticket created."
      redirect_to(@ticket)
    else
      render :action => "new"
    end
  end

  def validate

Yax

class Ticket < ActiveRecord::Base
  # t.integer :category_id
  # t.string :employee_name
  # t.integer :order_number
  # t.string :email
  
  belongs_to :category
  has_many :messages

  validates_associated :category