NoMethodError in ActionsController#create解決したいです！

前提・実現したいこと

ActiveHashを使ったシンプルな投稿アプリを作っています。
結論'投稿する'ボタンを押すとトップページに一覧を表示させたいのですが、
現在、全てのカテゴリーを選択した後に'投稿する'ボタンを押すとエラーが出てしまいます。

発生している問題・エラーメッセージ

NoMethodError in ActionsController#create
undefined method `permit' for "create":String
Extracted source (around line #24):
22
23　def action_params
24  params.require(:action).permit(:active_id, :place_id, :set_time_id, 
25  :description).merge(user_id: current_user.id)
26   end
27  end

該当のソースコード

models/action.rb

class Action < ApplicationRecord

  extend ActiveHash::Associations::ActiveRecordExtensions

  belongs_to_active_hash :active
  belongs_to_active_hash :place
  belongs_to_active_hash :set_time

  with_options numericality: { other_than: 0 } do
    validates :active_id
    validates :place_id
    validates :set_time_id
  end
  
  belongs_to :user
end

該当のソースコード

models/active.rb

class Active < ActiveHash::Base

  self.data = [
    {id: 0, name: '---'},
    {id: 1, name: '読書'}, 
    {id: 2, name: '筋トレ'}, 
    {id: 3, name: 'ランニング'}, 
    {id: 4, name: 'ウォーキング'}, 
    {id: 5, name: 'プログラミング'}, 
    {id: 6, name: '英会話'}, 
    {id: 7, name: '勉強'}, 
    {id: 8, name: '瞑想'}, 
    {id: 9, name: '掃除'}, 
    {id: 10, name: 'その他'}
]

  include ActiveHash::Associations
  has_many :actions
end

該当のソースコード

models/place.rb

class Place < ActiveHash::Base

  self.data = [
    {id: 0, name: '---'},
    {id: 1, name: '自宅'}, 
    {id: 2, name: '公園'}, 
    {id: 3, name: 'ジム'}, 
    {id: 4, name: '職場'}, 
    {id: 5, name: '教室'}, 
    {id: 6, name: 'カフェ'}, 
    {id: 7, name: '図書館'}, 
    {id: 8, name: '屋外'}, 
    {id: 9, name: 'その他'} 
]

  include ActiveHash::Associations
  has_many :actions
end

該当のソースコード

models/routes.rb

Rails.application.routes.draw do
  devise_for :users
  root to: 'actions#index'
  resources :actions
end

該当のソースコード

config/set_time.rb

class SetTime < ActiveHash::Base

  self.data = [
    {id: 0, name: '---'},
    {id: 1, name: '15分'}, 
    {id: 2, name: '30分'}, 
    {id: 3, name: '45分'}, 
    {id: 4, name: '1時間00分'}, 
    {id: 5, name: '1時間15分'}, 
    {id: 6, name: '1時間30分'}, 
    {id: 7, name: '1時間45分'}, 
    {id: 8, name: '2時間00分'}, 
    {id: 9, name: '2時間15分'},
    {id: 10, name: '2時間30分'},
    {id: 11, name: '2時間45分'},
    {id: 12, name: '3時間00分'},
    {id: 13, name: '3時間以上'} 
]

  include ActiveHash::Associations
  has_many :actions
end

該当のソースコード

actions_controller

class ActionsController < ApplicationController

  def index
    @actions = Action.all.order("created_at DESC")
  end

  def new
    @action = Action.new
  end

  def create
    @action = Action.new(action_params)
    if @action.save
      flash.notice = "投稿完了しました！"
      redirect_to root_path
    else
      render :new
    end
  end

  private

  def action_params
    params.require(:action).permit(:active_id, :place_id, :set_time_id, :description).merge(user_id: current_user.id)
  end

end

該当のソースコード

views/actions/index.html.erb

<% @actions.each do |action| %>
  <div class="action">

    <div class="action-active">
      <%= action.active %>
    </div>

    <div class="action-place">
      <%= action.place %>
    </div>

    <div class="action-time">
      <%= action.set_time %>
    </div>

    <div class="action-description">
      <%= action.description %>
    </div>

    <div class="action-date">
      投稿日時：<%= action.created_at %>
    </div>

  </div>
<% end %>

views/actions/new.html.erb

<%= form_with model: @action, url: actions_path, local: true do |f| %>
    
  <div class="action-box">
    <h2 class="action-plan">今日できたこと！！</h2>
      何を？
      <%= f.collection_select(:active_id, Active.all, :id, :name, {}, {class:"active-select"}) %>
      どこで？
      <%= f.collection_select(:place_id, Place.all, :id, :name, {}, {class:"place-select"}) %>
      何分？
      <%= f.collection_select(:set_time_id, SetTime.all, :id, :name, {}, {class:"set_time-select"}) %>
      メモ書き
      <%= f.text_area :description, class:"description", placeholder:"メモ" %>
      
      <%= f.submit "投稿する" ,class:"btn" %>
  </div>
<% end %>