diff --git a/Changelog.md b/Changelog.md
index 2a5cb1329..4140e2df7 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -14,6 +14,8 @@
 
 ## Bug fixes
 * Prefill conversation form on contacts page only with mutual contacts [#7744](https://github.com/diaspora/diaspora/pull/7744)
+* Fix profiles sometimes not loading properly in background tabs [#7740](https://github.com/diaspora/diaspora/pull/7740)
+* Show error message when creating posts with invalid aspects [#7742](https://github.com/diaspora/diaspora/pull/7742)
 
 ## Features
 
diff --git a/Gemfile b/Gemfile
index 08b97d94d..a6cf178e3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -65,7 +65,7 @@ gem "sprockets-rails",        "3.2.1"
 # Database
 
 group :mysql, optional: true do
-  gem "mysql2", "0.4.9"
+  gem "mysql2", "0.4.10"
 end
 group :postgresql, optional: true do
   gem "pg",     "0.21.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index cb79eb6e3..e99174f04 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -391,7 +391,7 @@ GEM
     multi_test (0.1.2)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
-    mysql2 (0.4.9)
+    mysql2 (0.4.10)
     naught (1.1.0)
     nenv (0.3.0)
     nio4r (2.1.0)
@@ -831,7 +831,7 @@ DEPENDENCIES
   mini_magick (= 4.8.0)
   minitest
   mobile-fu (= 1.4.0)
-  mysql2 (= 0.4.9)
+  mysql2 (= 0.4.10)
   nokogiri (= 1.8.2)
   omniauth (= 1.6.1)
   omniauth-facebook (= 4.0.0)
diff --git a/app/assets/config/manifest.js b/app/assets/config/manifest.js
index 2347fce18..fc75a31f6 100644
--- a/app/assets/config/manifest.js
+++ b/app/assets/config/manifest.js
@@ -6,7 +6,6 @@
 //= link bookmarklet.js
 //= link mobile/bookmarklet.js
 //= link mobile/mobile.js
-//= link templates.js
 //= link error_pages.css
 //= link admin.css
 //= link rtl.css
diff --git a/app/assets/javascripts/app/helpers/handlebars-partials.js b/app/assets/javascripts/app/helpers/handlebars-partials.js
index 6f1815229..3f9b354eb 100644
--- a/app/assets/javascripts/app/helpers/handlebars-partials.js
+++ b/app/assets/javascripts/app/helpers/handlebars-partials.js
@@ -1,7 +1,4 @@
 // @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-v3-or-Later
 
-/* we need to wrap this in a document ready to ensure JST is accessible */
-$(function(){
-  Handlebars.registerPartial('status-message', HandlebarsTemplates['status-message_tpl']);
-});
+Handlebars.registerPartial("status-message", HandlebarsTemplates["status-message_tpl"]);
 // @license-end
diff --git a/app/assets/javascripts/jasmine-load-all.js b/app/assets/javascripts/jasmine-load-all.js
index b465abdad..fe771027c 100644
--- a/app/assets/javascripts/jasmine-load-all.js
+++ b/app/assets/javascripts/jasmine-load-all.js
@@ -1,6 +1,5 @@
 //= require jquery3
 //= require handlebars.runtime
-//= require templates
 //= require main
 //= require fine-uploader/fine-uploader.core
 //= require mobile/mobile
diff --git a/app/assets/javascripts/main.js b/app/assets/javascripts/main.js
index a47f75d68..c8dfedf78 100644
--- a/app/assets/javascripts/main.js
+++ b/app/assets/javascripts/main.js
@@ -18,6 +18,7 @@
 //= require jquery.autoSuggest.custom
 //= require fine-uploader/fine-uploader.core
 //= require handlebars.runtime
+//= require_tree ../templates
 //= require posix-bracket-expressions
 //= require markdown-it
 //= require markdown-it-diaspora-mention
diff --git a/app/assets/javascripts/templates.js b/app/assets/javascripts/templates.js
deleted file mode 100644
index b46d3dab2..000000000
--- a/app/assets/javascripts/templates.js
+++ /dev/null
@@ -1,5 +0,0 @@
-/*   Copyright (c) 2010-2011, Diaspora Inc.  This file is
- *   licensed under the Affero General Public License version 3 or later.  See
- *   the COPYRIGHT file.
- */
-//= require_tree ../templates
diff --git a/app/controllers/status_messages_controller.rb b/app/controllers/status_messages_controller.rb
index 20d4c1c97..432f7d7c7 100644
--- a/app/controllers/status_messages_controller.rb
+++ b/app/controllers/status_messages_controller.rb
@@ -49,6 +49,8 @@ class StatusMessagesController < ApplicationController
       format.mobile { redirect_to stream_path }
       format.json { render json: PostPresenter.new(status_message, current_user), status: 201 }
     end
+  rescue StatusMessageCreationService::BadAspectsIDs
+    render status: 422, plain: I18n.t("status_messages.bad_aspects")
   rescue StandardError => error
     handle_create_error(error)
   end
diff --git a/app/services/status_message_creation_service.rb b/app/services/status_message_creation_service.rb
index a0601d07b..5f53c440e 100644
--- a/app/services/status_message_creation_service.rb
+++ b/app/services/status_message_creation_service.rb
@@ -9,15 +9,16 @@ class StatusMessageCreationService
 
   def create(params)
     build_status_message(params).tap do |status_message|
+      load_aspects(params[:aspect_ids]) unless status_message.public?
       add_attachments(status_message, params)
       status_message.save
-      process(status_message, params[:aspect_ids], params[:services])
+      process(status_message, params[:services])
     end
   end
 
   private
 
-  attr_reader :user
+  attr_reader :user, :aspects
 
   def build_status_message(params)
     public = params[:public] || false
@@ -54,13 +55,17 @@ class StatusMessageCreationService
     end
   end
 
-  def process(status_message, aspect_ids, services)
-    add_to_streams(status_message, aspect_ids) unless status_message.public
+  def load_aspects(aspect_ids)
+    @aspects = user.aspects_from_ids(aspect_ids)
+    raise BadAspectsIDs if aspects.empty?
+  end
+
+  def process(status_message, services)
+    add_to_streams(status_message) unless status_message.public?
     dispatch(status_message, services)
   end
 
-  def add_to_streams(status_message, aspect_ids)
-    aspects = user.aspects_from_ids(aspect_ids)
+  def add_to_streams(status_message)
     user.add_to_streams(status_message, aspects)
     status_message.photos.each {|photo| user.add_to_streams(photo, aspects) }
   end
@@ -72,4 +77,7 @@ class StatusMessageCreationService
                        url:           short_post_url(status_message.guid, host: AppConfig.environment.url),
                        service_types: receiving_services)
   end
+
+  class BadAspectsIDs < RuntimeError
+  end
 end
diff --git a/app/views/layouts/application.html.haml b/app/views/layouts/application.html.haml
index a55a832e6..a50e428aa 100644
--- a/app/views/layouts/application.html.haml
+++ b/app/views/layouts/application.html.haml
@@ -8,7 +8,7 @@
     %meta{name: "viewport", content: "width=device-width, initial-scale=1"}/
 
     - content_for :javascript do
-      = javascript_include_tag :main, :templates
+      = javascript_include_tag :main
       = load_javascript_locales
 
     = include_color_theme
diff --git a/config/locales/diaspora/en.yml b/config/locales/diaspora/en.yml
index 6c6c3f394..d9e887a91 100644
--- a/config/locales/diaspora/en.yml
+++ b/config/locales/diaspora/en.yml
@@ -1122,6 +1122,7 @@ en:
     new:
       mentioning: "Mentioning: %{person}"
     too_long: "Please make your status message fewer than %{count} characters. Right now it is %{current_length} characters"
+    bad_aspects: "Provided aspects IDs aren't applicable (non-existent or not owned)"
 
   stream_helper:
     no_more_posts: "You have reached the end of the stream."
diff --git a/spec/controllers/status_messages_controller_spec.rb b/spec/controllers/status_messages_controller_spec.rb
index c954ce4c6..d38c12289 100644
--- a/spec/controllers/status_messages_controller_spec.rb
+++ b/spec/controllers/status_messages_controller_spec.rb
@@ -132,6 +132,12 @@ describe StatusMessagesController, :type => :controller do
         status_message = StatusMessage.find_by_text(text)
         expect(status_message.aspect_visibilities.map(&:aspect)).to match_array([@aspect1, @aspect2])
       end
+
+      it "responses 422 when aspect_ids don't contain any applicable aspect identifiers" do
+        bad_ids = [Aspect.ids.max.next, bob.aspects.first.id]
+        post :create, params: status_message_hash.merge(aspect_ids: bad_ids.to_s), format: :json
+        expect(response.status).to eq(422)
+      end
     end
 
     it "dispatches the post to the specified services" do
diff --git a/spec/services/status_message_creation_service_spec.rb b/spec/services/status_message_creation_service_spec.rb
index a7b9f05c3..aaca06da3 100644
--- a/spec/services/status_message_creation_service_spec.rb
+++ b/spec/services/status_message_creation_service_spec.rb
@@ -29,6 +29,13 @@ describe StatusMessageCreationService do
         status_message = StatusMessageCreationService.new(alice).create(params.merge(public: true))
         expect(status_message.aspect_visibilities).to be_empty
       end
+
+      it "raises exception if aspects_ids don't contain any applicable aspect identifiers" do
+        bad_ids = [Aspect.ids.max.next, bob.aspects.first.id].map(&:to_s)
+        expect {
+          StatusMessageCreationService.new(alice).create(params.merge(aspect_ids: bad_ids))
+        }.to remain(StatusMessage, :count).and raise_error(StatusMessageCreationService::BadAspectsIDs)
+      end
     end
 
     context "with public" do
diff --git a/spec/shared_behaviors/account_deletion.rb b/spec/shared_behaviors/account_deletion.rb
index d4019937a..25ce9a6d9 100644
--- a/spec/shared_behaviors/account_deletion.rb
+++ b/spec/shared_behaviors/account_deletion.rb
@@ -44,8 +44,6 @@ shared_examples_for "it removes the person associations" do
 end
 
 shared_examples_for "it keeps the person conversations" do
-  RSpec::Matchers.define_negated_matcher :remain, :change
-
   it "remains the person conversations" do
     expect {
       account_removal_method
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 8cb7fa13b..cb810e975 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -24,6 +24,8 @@ Dir["#{File.dirname(__FILE__)}/shared_behaviors/**/*.rb"].each do |f|
   require f
 end
 
+RSpec::Matchers.define_negated_matcher :remain, :change
+
 ProcessedImage.enable_processing = false
 UnprocessedImage.enable_processing = false