I'm creating a note system with clients, projects, activities, professional and pointing, all parts pass and save correctly, less the part of note posting.
Follows the error image while trying to point it out.
Followthenew.html.erbcode
<%= form_for (@timesheet), html:{ class: "form-horizontal" } do |f| %>
<!-- Alert Error -->
<%= error_messages_for @timesheet %>
<!-- Title -->
<div class="form-group">
<%= f.label :activity_id, "Atividade:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= collection_select(:timesheet, :activity_id, Activity.all, :object_id, :name) %>
</div>
</div>
<div class="form-group">
<%= f.label :professional, "Profissional:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= collection_select(:timesheet, :professional, Professional.all, :user_id, :name) %>
</div>
</div>
<div class="form-group">
<%= f.label :day, "Dia:", class: "control-label col-sm-2" %>
<div class="col-md-2 col-sm-9">
<%= f.text_field :initial_hour, :class => 'form-control date', placeholder: 'DD/MM/AAAA' %>
</div>
</div>
<div class="form-group">
<%= f.label :initial_hour, "Data/Hora Inicial:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.time_select :initial_hour, :class => 'form-control', :required => true %>
</div>
</div>
<div class="form-group">
<%= f.label :final_hour, "Data/Hora Final:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.time_select :final_hour, :class => 'form-control', :required => true %>
</div>
</div>
<div class="form-group">
<%= f.label :quantity_hours, "Quantidade de horas:", class: "control-label col-sm-2" %>
<div class="col-md-2 col-sm-9">
<%= f.text_field :quantity_hours, :class => 'form-control', :required => true %>
</div>
</div>
<div class="form-group">
<%= f.label :situation, "Situação:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.select :status, Timesheet.status.options %>
</div>
</div>
<div class="form-group">
<%= f.label :remunerated, "Remunerado:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.check_box :remunerated, :class => 'form-control', :required => true %>
</div>
</div>
<div class="form-group">
<%= f.label :billed, "Faturado:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.check_box :billed, :class => 'form-control', :required => true %>
</div>
</div>
<div class="form-group">
<%= f.label :displacement, "Deslocamento:", class: "control-label col-sm-2" %>
<div class="col-md-6 col-sm-9">
<%= f.check_box :displacement, :class => 'form-control', :required => true %>
</div>
</div>
<div class="hr-line-dashed"></div>
<!-- Buttons -->
<div class="form-group">
<div class="col-sm-4 col-sm-offset-2">
<%= link_to "Cancelar", timesheets_path, :class => 'btn btn-white' %>
<%= f.submit "Salvar", :class => 'btn btn-primary' %>
</div>
</div>
<% end %>