Webapps fail to install using the popup window in Firefox.
When installed manually using apt-get, the webapps opens a blank page when launched.
example for the Twitter webapp when launched from terminal:
unity-webapps-runner -n 'VHdpdHRlcg==' -d 'twitter.com' %u
** Message: Launching webapp 'Twitter' with the webapp container (command line 'webapp-container --app-id='Twittertwittercom' --webapp='VHdpdHRlcg==' --enable-back-forward ')
The schema com.canonical.Unity.Thumbnailer is missing
Skipping "webapp-properties.json" as a webapp definition search: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon/webapp-properties.json"
Invalid webapp webapp definition: homepage not found or fails predicate isString
Could not open manifest file: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon/manifest.json"
Invalid webapps manifest found in: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon"
Skipping "webapp-properties.json" as a webapp definition search: "/usr/share/unity-webapps/userscripts/unity-webapps-twitter/webapp-properties.json"
Skipping "webapp-properties.json" as a webapp definition search: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon/webapp-properties.json"
Invalid webapp webapp definition: homepage not found or fails predicate isString
Could not open manifest file: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon/manifest.json"
Invalid webapps manifest found in: "/usr/share/unity-webapps/userscripts/unity-webapps-amazon"
Skipping "webapp-properties.json" as a webapp definition search: "/usr/share/unity-webapps/userscripts/unity-webapps-twitter/webapp-properties.json"
Using Oxide as the web engine backend
Empty path in webapps model search path update request
QQmlExpression: Expression file:///usr/share/webbrowser-app/webcontainer/WebApp.qml:179:25 depends on non-NOTIFYable properties:
unity::action::qml::ActionManager::globalContext
Empty path in webapps model search path update request
file:///usr/share/webbrowser-app/webcontainer/Chrome.qml:85: TypeError: Cannot read property 'icon' of null
file:///usr/share/webbrowser-app/webcontainer/Chrome.qml:97: TypeError: Cannot read property 'title' of null
[1130/153002:WARNING:proxy_service.cc(909)] PAC support disabled because there is no system implementation
[1130/153002:WARNING:gpu_control_list.cc(760)] Entry with unknown fields 0
[1130/153002:WARNING:gpu_control_list.cc(746)] Malformed exceptions entry 24
qml: Loaded 2 UA override(s) from file:///usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/Web/ua-overrides-desktop.js
file:///usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/UnityWebApps/bindings/content-hub/backend/content-hub.js:31: ReferenceError: ContentHubBridge is not defined
file:///usr/share/webbrowser-app/FilePickerDialog.qml:26:9: Type FileDialog unavailable
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:46:1: module "QtQuick.Layouts" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:48:1: module "Qt.labs.folderlistmodel" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:49:1: module "Qt.labs.settings" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:42:1: module "QtQuick.Controls" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:43:1: module "QtQuick.Controls.Private" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:46:1: module "QtQuick.Layouts" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:48:1: module "Qt.labs.folderlistmodel" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:49:1: module "Qt.labs.settings" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:42:1: module "QtQuick.Controls" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:43:1: module "QtQuick.Controls.Private" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:46:1: module "QtQuick.Layouts" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:48:1: module "Qt.labs.folderlistmodel" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:49:1: module "Qt.labs.settings" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:42:1: module "QtQuick.Controls" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:43:1: module "QtQuick.Controls.Private" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:46:1: module "QtQuick.Layouts" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:48:1: module "Qt.labs.folderlistmodel" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:49:1: module "Qt.labs.settings" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:42:1: module "QtQuick.Controls" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:43:1: module "QtQuick.Controls.Private" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:46:1: module "QtQuick.Layouts" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:48:1: module "Qt.labs.folderlistmodel" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:49:1: module "Qt.labs.settings" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:42:1: module "QtQuick.Controls" is not installed
qrc:/QtQuick/Dialogs/DefaultFileDialog.qml:43:1: module "QtQuick.Controls.Private" is not installed
ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: unity 7.3.1+14.10.20141016-0ubuntu1
ProcVersionSignature: Ubuntu 3.16.0-25.33-generic 3.16.7
Uname: Linux 3.16.0-25-generic x86_64
ApportVersion: 2.14.7-0ubuntu8
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CurrentDesktop: Unity
Date: Sun Nov 30 15:35:04 2014
InstallationDate: Installed on 2014-11-23 (7 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
SourcePackage: unity
UpgradeStatus: No upgrade log present (probably fresh install)
