tried solving registration fail errors

app/controllers/users/registrations_controller.rb

@@ -8,9 +8,29 @@ class Users::RegistrationsController < Devise::RegistrationsController
   # end
 
   # POST /resource
-  # def create
-  #   super
-  # end
+  def create
+    build_resource(sign_up_params)
+
+    resource.save
+    yield resource if block_given?
+    if resource.persisted?
+      if resource.active_for_authentication?
+        set_flash_message! :notice, :signed_up
+        sign_up(resource_name, resource)
+        respond_with resource, location: after_sign_up_path_for(resource)
+      else
+        set_flash_message! :notice, :"signed_up_but_#{resource.inactive_message}"
+        expire_data_after_sign_in!
+        respond_with resource, location: after_inactive_sign_up_path_for(resource)
+      end
+    else
+      clean_up_passwords resource
+      set_minimum_password_length
+      resource.errors.full_messages.each {|x| flash[x] = x} # Rails 4 simple way
+      respond_with resource
+      #respond_with_navigational(resource) { render_with_scope :new }
+    end
+  end
 
   # GET /resource/edit
   # def edit

app/views/users/sessions/new.html.erb

@@ -54,7 +54,8 @@
           </div>
           <div class="row spacer-30"></div>
           <div class="panel panel-default devise-bs panel-body">
-            <%= form_for(resource, :as => resource_name, :url => registration_path(resource_name), html: { role: "form" }) do |f| %>
+            <%= form_for(resource, :as => resource_name, :url => registration_path(resource_name), html: { role: "form" }) do |f|  %>
+            <!-- #registration_path(resource_name), html: { role: "form" }) do |f| -->
               <div class="form-group">
                 <%= f.label :email %>
                 <%= f.email_field :email, autofocus: true, class: "form-control", id: "sign_up_email" %>

config/routes.rb

@@ -29,6 +29,10 @@
     post 'download_material' => 'events#download_material', as: :download_material
   end
   resources :profiles, except: [:index, :destroy]
+
+  devise_scope :user do 
+    get "/users/sign_up" => redirect("/users/sign_in")
+  end
   devise_for :users, :controllers => {:registrations => "users/registrations"}
   resources :users, only: [:index] # index page for devise users
   patch 'users/:id/role' => 'users#update_role', as: :update_user_role