edit

app/assets/stylesheets/style.css

@@ -257,3 +257,4 @@ hr
 .container ul.nav>.nav-item:first-child{
 	padding-left: 80px;
 } 
+ 

app/controllers/api/batch_line_items_controller.rb

@@ -16,6 +16,7 @@ class Api::BatchLineItemsController < ApplicationController
                 user_id=find_user.id
             end
             if !encrypt_key.nil?
+                serial_no=BatchLineItem.generate_serial_no(user_id.to_s)
                 str="manufacture_uid="+manufacture_uid.to_s+"&serial_no="+serial_no.to_s               
                      
                 digest_data= Digest::MD5.hexdigest(str)                 
@@ -25,7 +26,6 @@ class Api::BatchLineItemsController < ApplicationController
 
                 check_manufacture = BatchLineItem.find_by_manufacture_uid_and_wristband_code(manufacture_uid,wristband_code)            
                 if check_manufacture.nil?                
-                    serial_no=BatchLineItem.generate_serial_no(user_id.to_s)
              
                     batchLineItem=BatchLineItem.new
                     batchLineItem.wristband_code=wristband_code

app/views/users/index.html.erb

@@ -39,7 +39,7 @@
                       <td><%= user.created_at.strftime("%e,%b %Y %I:%M %p") rescue '' %></td>
                       <td>
                         <%= link_to 'Detail',
-                          user_path(user), :class => 'btn btn-primary btn-sm' %>      
+                          user_path(user), :class => 'btn btn-primary btn-sm ' %>      
                         <%= link_to t('.edit', :default => t("helpers.links.edit")),
                                     edit_user_path(user), :class => 'btn btn-primary btn-sm' %>  
                         <%= link_to 'Delete', user_path(user), method: :delete, data: { confirm: 'Are you sure?' },:class => 'btn btn-primary btn-sm' %>