diff --git a/app/helpers/orbit_backend_helper.rb b/app/helpers/orbit_backend_helper.rb
index 0145e85..aa76b9d 100644
--- a/app/helpers/orbit_backend_helper.rb
+++ b/app/helpers/orbit_backend_helper.rb
@@ -138,8 +138,11 @@ module OrbitBackendHelper
   end
 
   def can_edit_or_delete?(obj)
+    create_user = obj.create_user_id.to_s rescue nil
     if @user_authenticated_categories.first == "all"
       return true
+    elsif current_user.is_sub_manager?(@module_app) && !create_user.nil?
+        create_user == current_user.id.to_s 
     else
       @user_authenticated_categories.include?obj.category_id rescue (current_user.is_manager?(@module_app) rescue false)
     end