diff --git a/Gemfile b/Gemfile
index ba95e3c9..c8139eb7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '2.6.3'
+ruby '2.4.1'
 git_source(:github) do |repo_name|
   repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
   "https://github.com/#{repo_name}.git"
diff --git a/README.md b/README.md
index 4d81b144..77a25926 100755
--- a/README.md
+++ b/README.md
@@ -299,6 +299,9 @@ settings/lookups => {type:display_type, name: Display Type, value: 2}
 For show total before tax in receipt bill
 settings/lookups => {type:show_total_before_tax, name:Show Total Before Tax, value: {0 or 1}}
 
+For Using Staff Meal
+settings/lookups => { type:customer_type, name: Staff, value:Staff }
+
 * ToDo list
 
 1. Migration
diff --git a/app/models/inventory_definition.rb b/app/models/inventory_definition.rb
index dd2f3c3c..f2ed207d 100755
--- a/app/models/inventory_definition.rb
+++ b/app/models/inventory_definition.rb
@@ -24,18 +24,18 @@ class InventoryDefinition < ApplicationRecord
   end
 
   def self.find_product_in_inventory(item,instance_code)
-    unless instance_code.empty?
-      instance_code = instance_code.to_s
-      instance_code[0] = ""
-      instance_code = instance_code.chomp("]")
-    else
-      instance_code = '"0"'
-    end
-
-    if prod = InventoryDefinition.where("item_code IN(#{instance_code})")
-      puts "found prodcut+++++++++++++++++++++++++++++++++++==="
-      puts prod.to_json
-    end
+    # unless instance_code.empty?
+    #   instance_code = instance_code.to_s
+    #   instance_code[0] = ""
+    #   instance_code = instance_code.chomp("]")
+    # else
+    #   instance_code = '"0"'
+    # end
+    #
+    # if prod = InventoryDefinition.where("item_code IN(#{instance_code})")
+    #   puts "found prodcut+++++++++++++++++++++++++++++++++++==="
+    #   puts prod.to_json
+    # end
 
     if product = InventoryDefinition.find_by_item_code(item.item_instance_code)
       if stock_check_item = StockCheckItem.find_by_item_code(item.item_instance_code)