"Initialization Failed" error in Citrix

Issue

• Unable to open Citrix apps
• Error message when trying to open Citrix apps from xaweb
• Error: "initialization failed"

Environment

• Personal laptop
• macOS 10.12.3
• Citrix Receiver 11.9.15

Cause

The version of Citrix Receiver installed on the computer is out of date.

Resolution:

1. Upgrade to latest version of Citrix Receiver for Mac available (12.4+) on https://citrix.com/receiver