Unable to view / launch local app access (LAA) applications on XenDesktop/XenApp.

Web Interface / StoreFront Configuration
1. On the Web Interface / StoreFront server, locate the default.ica file for each of the sites.
2. In the [Application] section, add the following lines:
RTWIMode=On
ClientHostedAppsShortcuts=1
3. Locate the webinterface.conf file for each of the sites and set the following value:
ShowDesktopViewer=On

Client Machine Configuration
1. Remove any existing Citrix Receiver installations.
2. Download the Citrix Receiver package that is provided on the Local App Access download page.
3. Install the Citrix Receiver from the command-line using one of the following commands:
CitrixReceiver.exe ALLOW_CLIENTHOSTEDAPPSSHORTCUTS=1 or CitrixReceiverEnterprise.exe ALLOW_CLIENTHOSTEDAPPSSHORTCUTS=1
4. If you choose to install the Citrix Receiver without specifying the parameters in Step 3, then you can enable the feature after installation by editing the following registry values on the client machine:

32-bit and 64-bit Client Machines:
• Key location: HKCU\Software\Citrix\ICA Client\Engine\Lockdown Profiles\All Regions \Lockdown\Virtual Channels\Control\
• Key name: ClientHostedAppsShortcuts
• Value: TRUE