diff --git a/app/assets/javascripts/app/controllers/_application_controller_form.coffee b/app/assets/javascripts/app/controllers/_application_controller_form.coffee
index 378cf602e..4e1ea8647 100644
--- a/app/assets/javascripts/app/controllers/_application_controller_form.coffee
+++ b/app/assets/javascripts/app/controllers/_application_controller_form.coffee
@@ -38,7 +38,7 @@ class App.ControllerForm extends App.Controller
     @form
 
   showAlert: (message) =>
-    @form.find('.alert').removeClass('hide').html(App.i18n.translateContent(message))
+    @form.find('.alert').first().removeClass('hide').html(App.i18n.translateInline(message))
 
   hideAlert: =>
     @form.find('.alert').addClass('hide').html()
diff --git a/app/assets/javascripts/app/controllers/_ui_element/object_manager_attribute.coffee b/app/assets/javascripts/app/controllers/_ui_element/object_manager_attribute.coffee
index 02d9758b3..ebd2a3222 100644
--- a/app/assets/javascripts/app/controllers/_ui_element/object_manager_attribute.coffee
+++ b/app/assets/javascripts/app/controllers/_ui_element/object_manager_attribute.coffee
@@ -54,7 +54,7 @@ class App.UiElement.object_manager_attribute extends App.UiElement.ApplicationUi
             required: false
         Agent:
           create_bottom:
-            show: true
+            shown: true
             required: false
           edit:
             shown: true
diff --git a/app/assets/javascripts/app/views/object_manager/index.jst.eco b/app/assets/javascripts/app/views/object_manager/index.jst.eco
index c740f905c..375767ffe 100644
--- a/app/assets/javascripts/app/views/object_manager/index.jst.eco
+++ b/app/assets/javascripts/app/views/object_manager/index.jst.eco
@@ -12,7 +12,7 @@
 <div class="page-content">
   <% if !_.isEmpty(@itemsToChange): %>
   <div class="box box--message">
-    <h2>Database Update required</h2>
+    <h2><%- @T('Database Update required') %></h2>
     <p>
       <%- @T('Changes were made that require a database update.') %>
       <%- @T('This might take some time where the system can\'t be used.') %>
@@ -24,9 +24,9 @@
       <% for item in @itemsToChange: %>
         <li>
           <% if item.to_create is true: %>
-            <%- @T('Create') %> <%= item.object %>.<%= item.name %> (<%= item.data_type %>)
+            <%- @T('Create') %>: <%= item.object %>.<%= item.name %> (<%= item.data_type %>)
           <% else if item.to_delete is true: %>
-            <%- @T('Delete') %> <%= item.object %>.<%= item.name %> (<%= item.data_type %>)
+            <%- @T('Delete') %>: <%= item.object %>.<%= item.name %> (<%= item.data_type %>)
           <% end %>
       <% end %>
     </p>
diff --git a/app/assets/javascripts/app/views/object_manager/screens.jst.eco b/app/assets/javascripts/app/views/object_manager/screens.jst.eco
index 6f4e58d7d..ea147b486 100644
--- a/app/assets/javascripts/app/views/object_manager/screens.jst.eco
+++ b/app/assets/javascripts/app/views/object_manager/screens.jst.eco
@@ -20,7 +20,7 @@
             <%= screen %>
           <td class="settings-list-row-control">
             <% for key, defaultValue of options: %>
-              <%= @T(key) %>: <input name="{boolean}screens::<%= screen %>::<%= role %>::<%= key %>" type="checkbox" <% if (@init && defaultValue is true) || (@params && @params.screens && @params.screens[screen] && @params.screens[screen][role] && @params.screens[screen][role][key] is true) : %>checked<% end %> value="true">
+              <%- @T(key) %>: <input name="{boolean}screens::<%= screen %>::<%= role %>::<%= key %>" type="checkbox" <% if (@init && defaultValue is true) || (@params && @params.screens && @params.screens[screen] && @params.screens[screen][role] && @params.screens[screen][role][key] is true) : %>checked<% end %> value="true">
             <% end %>
         <% end %>
       <% end %>
diff --git a/app/controllers/object_manager_attributes_controller.rb b/app/controllers/object_manager_attributes_controller.rb
index 8412fcd98..bddae29e4 100644
--- a/app/controllers/object_manager_attributes_controller.rb
+++ b/app/controllers/object_manager_attributes_controller.rb
@@ -27,36 +27,59 @@ class ObjectManagerAttributesController < ApplicationController
   def create
     return if deny_if_not_role(Z_ROLENAME_ADMIN)
     check_params
-    object_manager_attribute = ObjectManager::Attribute.add(
+
+    # check if attribute already exists
+    exists = ObjectManager::Attribute.get(
       object: params[:object],
       name: params[:name],
-      display: params[:display],
-      data_type: params[:data_type],
-      data_option: params[:data_option],
-      active: params[:active],
-      screens: params[:screens],
-      position: 1550,
-      editable: true,
     )
-    render json: object_manager_attribute.attributes_with_associations, status: :created
+    if exists
+      render json: model_match_error('already exists'), status: :unprocessable_entity
+      return
+    end
+
+    begin
+      object_manager_attribute = ObjectManager::Attribute.add(
+        object: params[:object],
+        name: params[:name],
+        display: params[:display],
+        data_type: params[:data_type],
+        data_option: params[:data_option],
+        active: params[:active],
+        screens: params[:screens],
+        position: 1550,
+        editable: true,
+      )
+      render json: object_manager_attribute.attributes_with_associations, status: :created
+    rescue => e
+      logger.error e.message
+      logger.error e.backtrace.inspect
+      render json: model_match_error(e.message), status: :unprocessable_entity
+    end
   end
 
   # PUT /object_manager_attributes/1
   def update
     return if deny_if_not_role(Z_ROLENAME_ADMIN)
     check_params
-    object_manager_attribute = ObjectManager::Attribute.add(
-      object: params[:object],
-      name: params[:name],
-      display: params[:display],
-      data_type: params[:data_type],
-      data_option: params[:data_option],
-      active: params[:active],
-      screens: params[:screens],
-      position: 1550,
-      editable: true,
-    )
-    render json: object_manager_attribute.attributes_with_associations, status: :ok
+    begin
+      object_manager_attribute = ObjectManager::Attribute.add(
+        object: params[:object],
+        name: params[:name],
+        display: params[:display],
+        data_type: params[:data_type],
+        data_option: params[:data_option],
+        active: params[:active],
+        screens: params[:screens],
+        position: 1550,
+        editable: true,
+      )
+      render json: object_manager_attribute.attributes_with_associations, status: :ok
+    rescue => e
+      logger.error e.message
+      logger.error e.backtrace.inspect
+      render json: model_match_error(e.message), status: :unprocessable_entity
+    end
   end
 
   # DELETE /object_manager_attributes/1
diff --git a/app/models/object_manager/attribute.rb b/app/models/object_manager/attribute.rb
index 48b96dace..cd1d44c54 100644
--- a/app/models/object_manager/attribute.rb
+++ b/app/models/object_manager/attribute.rb
@@ -490,10 +490,15 @@ returns
   end
 
   def check_name
-    if name
-      return true if name !~ /_(id|ids)$/i && name !~ /^id$/i && name !~ /\s/
+    return if !name
+    if name =~ /_(id|ids)$/i || name =~ /^id$/i
+      raise 'Name can\'t get used, *_id and *_ids are not allowed'
+    elsif name =~ /\s/
+      raise 'Spaces in name are not allowed'
+    elsif name !~ /^[a-z0-9_]+$/
+      raise 'Only letters from a-z, numbers from 0-9, and _ are allowed'
     end
-    raise "Name can't get used, *_id and *_ids are not allowed"
+    true
   end
 
   def check_editable
diff --git a/script/build/test_slice_tests.sh b/script/build/test_slice_tests.sh
index 949a50abd..e0ffce52a 100755
--- a/script/build/test_slice_tests.sh
+++ b/script/build/test_slice_tests.sh
@@ -10,6 +10,7 @@ if [ "$LEVEL" == '1' ]; then
   # test/browser/aac_basic_richtext_test.rb
   # test/browser/abb_one_group_test.rb
   rm test/browser/admin_channel_email_test.rb
+  rm test/browser/admin_object_manager_test.rb
   rm test/browser/admin_overview_test.rb
   # test/browser/agent_navigation_and_title_test.rb
   rm test/browser/agent_ticket_actions_level0_test.rb
@@ -51,6 +52,7 @@ elif [ "$LEVEL" == '2' ]; then
   rm test/browser/aac_basic_richtext_test.rb
   # test/browser/abb_one_group_test.rb
   rm test/browser/admin_channel_email_test.rb
+  rm test/browser/admin_object_manager_test.rb
   rm test/browser/admin_overview_test.rb
   rm test/browser/agent_navigation_and_title_test.rb
   rm test/browser/agent_organization_profile_test.rb
@@ -93,6 +95,7 @@ elif [ "$LEVEL" == '3' ]; then
   rm test/browser/aac_basic_richtext_test.rb
   # test/browser/abb_one_group_test.rb
   rm test/browser/admin_channel_email_test.rb
+  rm test/browser/admin_object_manager_test.rb
   rm test/browser/admin_overview_test.rb
   rm test/browser/agent_navigation_and_title_test.rb
   rm test/browser/agent_organization_profile_test.rb
@@ -135,6 +138,7 @@ elif [ "$LEVEL" == '4' ]; then
   rm test/browser/aac_basic_richtext_test.rb
   # test/browser/abb_one_group_test.rb
   rm test/browser/admin_channel_email_test.rb
+  rm test/browser/admin_object_manager_test.rb
   rm test/browser/admin_overview_test.rb
   rm test/browser/agent_navigation_and_title_test.rb
   rm test/browser/agent_organization_profile_test.rb
@@ -177,6 +181,7 @@ elif [ "$LEVEL" == '5' ]; then
   rm test/browser/aac_basic_richtext_test.rb
   # test/browser/abb_one_group_test.rb
   # test/browser/admin_channel_email_test.rb
+  # test/browser/admin_object_manager_test.rb
   # test/browser/admin_overview_test.rb
   rm test/browser/agent_navigation_and_title_test.rb
   # test/browser/agent_organization_profile_test.rb
diff --git a/test/browser/admin_object_manager_test.rb b/test/browser/admin_object_manager_test.rb
new file mode 100644
index 000000000..51d27841b
--- /dev/null
+++ b/test/browser/admin_object_manager_test.rb
@@ -0,0 +1,157 @@
+# encoding: utf-8
+require 'browser_test_helper'
+
+class AdminObjectManagerTest < TestCase
+  def test_basic
+    name = "some overview #{rand(99_999_999)}"
+
+    @browser = browser_instance
+    login(
+      username: 'master@example.com',
+      password: 'test',
+      url: browser_url,
+    )
+    tasks_close_all()
+
+    click(css: 'a[href="#manage"]')
+    click(css: 'a[href="#system/object_manager"]')
+
+    click(css: '#content .js-new')
+
+    modal_ready()
+
+    # already existing
+    set(
+      css: '.modal input[name="name"]',
+      value: 'customer_id',
+    )
+    set(
+      css: '.modal input[name="display"]',
+      value: 'Customer Should Not Creatable',
+    )
+    click(css: '.modal button.js-submit')
+    sleep 4
+    watch_for(
+      css: '.modal',
+      value: '(already exists)',
+    )
+
+    # invalid name
+    set(
+      css: '.modal input[name="name"]',
+      value: 'some_other_id',
+    )
+    set(
+      css: '.modal input[name="display"]',
+      value: 'Should Not Creatable',
+    )
+    click(css: '.modal button.js-submit')
+    sleep 4
+    watch_for(
+      css: '.modal',
+      value: '(are not allowed)',
+    )
+
+    # invalid name
+    set(
+      css: '.modal input[name="name"]',
+      value: 'some_other_ids',
+    )
+    set(
+      css: '.modal input[name="display"]',
+      value: 'Should Not Creatable',
+    )
+    click(css: '.modal button.js-submit')
+    sleep 4
+    watch_for(
+      css: '.modal',
+      value: '(are not allowed)',
+    )
+
+    # invalid name
+    set(
+      css: '.modal input[name="name"]',
+      value: 'some spaces',
+    )
+    set(
+      css: '.modal input[name="display"]',
+      value: 'Should Not Creatable',
+    )
+    click(css: '.modal button.js-submit')
+    sleep 4
+    watch_for(
+      css: '.modal',
+      value: '(are not allowed)',
+    )
+    click(css: '.modal .js-close')
+    modal_ready()
+
+    # valid name
+    click(css: '#content .js-new')
+    modal_ready()
+    set(
+      css: '.modal input[name="name"]',
+      value: 'browser_test1',
+    )
+    set(
+      css: '.modal input[name="display"]',
+      value: 'Browser Test 1',
+    )
+    click(css: '.modal button.js-submit')
+    watch_for(
+      css: '#content table',
+      value: 'browser_test1',
+    )
+    watch_for(
+      css: '#content',
+      value: 'Database Update required',
+    )
+    click(css: '#content .tab-pane.active div.js-execute')
+    watch_for(
+      css: '.modal',
+      value: 'New Version',
+    )
+    click(css: '.modal button.js-submit')
+
+    # create new ticket
+
+    # update ticket
+
+    # discard new attribute
+
+    watch_for(
+      css: '#content table',
+      value: 'browser_test1',
+    )
+    match_not(
+      css: '#content',
+      value: 'Database Update required',
+    )
+    click(css: '#content .tab-pane.active table tbody tr:last-child .js-delete')
+    sleep 4
+    watch_for(
+      css: '#content',
+      value: 'Database Update required',
+    )
+    watch_for(
+      css: '#content table',
+      value: 'browser_test1',
+    )
+    click(css: '#content .tab-pane.active div.js-execute')
+    watch_for(
+      css: '.modal',
+      value: 'New Version',
+    )
+    click(css: '.modal button.js-submit')
+    sleep 5
+    match_not(
+      css: '#content',
+      value: 'Database Update required',
+    )
+    match_not(
+      css: '#content table',
+      value: 'browser_test1',
+    )
+  end
+
+end
diff --git a/test/unit/object_manager_test.rb b/test/unit/object_manager_test.rb
index 532d09027..8409a694d 100644
--- a/test/unit/object_manager_test.rb
+++ b/test/unit/object_manager_test.rb
@@ -305,6 +305,69 @@ class ObjectManagerTest < ActiveSupport::TestCase
     }
     assert_equal(false, ObjectManager::Attribute.pending_migration?)
 
+    assert_raises(RuntimeError) {
+      attribute13 = ObjectManager::Attribute.add(
+        object: 'Ticket',
+        name: 'test13|',
+        display: 'Test 13',
+        data_type: 'date',
+        data_option: {
+          future: true,
+          past: false,
+          diff: 24,
+          null: true,
+        },
+        active: true,
+        screens: {},
+        position: 20,
+        created_by_id: 1,
+        updated_by_id: 1,
+      )
+    }
+    assert_equal(false, ObjectManager::Attribute.pending_migration?)
+
+    assert_raises(RuntimeError) {
+      attribute14 = ObjectManager::Attribute.add(
+        object: 'Ticket',
+        name: 'test14!',
+        display: 'Test 14',
+        data_type: 'date',
+        data_option: {
+          future: true,
+          past: false,
+          diff: 24,
+          null: true,
+        },
+        active: true,
+        screens: {},
+        position: 20,
+        created_by_id: 1,
+        updated_by_id: 1,
+      )
+    }
+    assert_equal(false, ObjectManager::Attribute.pending_migration?)
+
+    assert_raises(RuntimeError) {
+      attribute15 = ObjectManager::Attribute.add(
+        object: 'Ticket',
+        name: 'test15ä',
+        display: 'Test 15',
+        data_type: 'date',
+        data_option: {
+          future: true,
+          past: false,
+          diff: 24,
+          null: true,
+        },
+        active: true,
+        screens: {},
+        position: 20,
+        created_by_id: 1,
+        updated_by_id: 1,
+      )
+    }
+    assert_equal(false, ObjectManager::Attribute.pending_migration?)
+
   end
 
   test 'b object manager attribute' do