I18n::InvalidLocale in HomeController#index

"pacote_gastronomico" is not a valid locale

Extracted source (around line #9):
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def set_locale
I18n.locale = params[:locale] || I18n.default_locale
@menu_scope = 'menu.principal'
@rdpe_scope = 'rodape'
@frmreserva_scope = 'form_reservas'

Rails.root: /app

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"padrao"=>"43",
 "id"=>"1",
 "pag"=>"534",
 "locale"=>"pacote_gastronomico",
 "format"=>"asp"}

Response

Headers:

None