Extended the fix for issue #2233 to cover User objects as well. Also added hiding of empty string attribute fields.

app/assets/javascripts/app/controllers/widget/organization.coffee

@@ -32,7 +32,7 @@ class App.WidgetOrganization extends App.Controller
       if ( organization[name]? || attributeConfig.tag is 'richtext' ) && attributeConfig.shown
 
         # do not show firstname and lastname / already show via diplayName()
-        if name isnt 'name'
+        if name isnt 'name' && organization[name] isnt ''
           organizationData.push attributeConfig
 
     # insert userData

app/assets/javascripts/app/controllers/widget/user.coffee

@@ -31,10 +31,10 @@ class App.WidgetUser extends App.Controller
         name = nameNew
 
       # add to show if value exists
-      if ( user[name] || attributeConfig.tag is 'richtext' ) && attributeConfig.shown
+      if ( user[name]? || attributeConfig.tag is 'richtext' ) && attributeConfig.shown
 
         # do not show firstname and lastname / already show via displayName()
-        if name isnt 'firstname' && name isnt 'lastname' && name isnt 'organization'
+        if name isnt 'firstname' && name isnt 'lastname' && name isnt 'organization' && user[name] isnt ''
           userData.push attributeConfig
 
     if user.preferences

app/assets/javascripts/app/views/widget/user.jst.eco

@@ -3,7 +3,7 @@
   <h3 title="<%- @Ti('Name') %>"><%= @user.displayName() %></h3>
 </div>
 <% for row in @userData: %>
-  <% if @user[row.name] || row.name is 'note': %>
+  <% if @user[row.name]? || row.name is 'note': %>
     <div class="sidebar-block">
     <label><%- @T(row.display) %></label>
     <% if row.tag isnt 'richtext': %>

test/browser/admin_object_manager_test.rb

@@ -775,7 +775,7 @@ class AdminObjectManagerTest < TestCase
   end
 
   # verify fix for issue #2233 - Boolean object set to false is not visible
-  def test_false_boolean_attributes_gets_displayed
+  def test_false_boolean_attributes_gets_displayed_for_organizations
     @browser = browser_instance
     login(
       username: 'master@example.com',
@@ -800,6 +800,14 @@ class AdminObjectManagerTest < TestCase
         },
       },
     )
+    object_manager_attribute_create(
+      data: {
+        object: 'Organization',
+        name: 'text_test',
+        display: 'text_test',
+        data_type: 'Text',
+      },
+    )
     object_manager_attribute_migrate
 
     ticket_open_by_title(title: 'select')
@@ -817,6 +825,10 @@ class AdminObjectManagerTest < TestCase
       css: '.content.active .sidebar[data-tab="organization"] .sidebar-content',
       value: 'bool_test',
     )
+    match_not(
+      css: '.content.active .sidebar[data-tab="organization"] .sidebar-content',
+      value: 'text_test',
+    )
 
     object_manager_attribute_delete(
       data: {
@@ -824,6 +836,83 @@ class AdminObjectManagerTest < TestCase
         name: 'bool_test',
       },
     )
+    object_manager_attribute_delete(
+      data: {
+        object: 'Organization',
+        name: 'text_test',
+      },
+    )
+    object_manager_attribute_migrate
+  end
+
+  # verify fix for issue #2233 - Boolean object set to false is not visible
+  def test_false_boolean_attributes_gets_displayed_for_users
+    @browser = browser_instance
+    login(
+      username: 'master@example.com',
+      password: 'test',
+      url: browser_url,
+    )
+    tasks_close_all()
+
+    object_manager_attribute_create(
+      data: {
+        object: 'User',
+        name: 'bool_test',
+        display: 'bool_test',
+        data_type: 'Boolean',
+        data_option: {
+          options: {
+            # rubocop:disable Lint/BooleanSymbol
+            true: 'YES',
+            false: 'NO',
+            # rubocop:enable Lint/BooleanSymbol
+          }
+        },
+      },
+    )
+    object_manager_attribute_create(
+      data: {
+        object: 'User',
+        name: 'text_test',
+        display: 'text_test',
+        data_type: 'Text',
+      },
+    )
+    object_manager_attribute_migrate
+
+    ticket_open_by_title(title: 'select')
+
+    click( css: '.content.active .tabsSidebar-tab[data-tab="customer"]' )
+    click( css: '.content.active .sidebar[data-tab="customer"] .js-actions .dropdown-toggle' )
+    click( css: '.content.active .sidebar[data-tab="customer"] .js-actions [data-type="customer-edit"]' )
+
+    modal_ready
+    select(css: '.content.active .modal select[name="bool_test"]', value: 'NO')
+    click( css: '.content.active .modal .js-submit' )
+    modal_disappear
+
+    watch_for(
+      css: '.content.active .sidebar[data-tab="customer"] .sidebar-content',
+      value: 'bool_test',
+    )
+    match_not(
+      css: '.content.active .sidebar[data-tab="customer"] .sidebar-content',
+      value: 'text_test',
+    )
+
+    object_manager_attribute_delete(
+      data: {
+        object: 'User',
+        name: 'bool_test',
+      },
+    )
+    object_manager_attribute_delete(
+      data: {
+        object: 'User',
+        name: 'text_test',
+      },
+    )
     object_manager_attribute_migrate
   end
 end