Symptoms

When an end user tries to launch an application, Error 408 appears in a notification.

Cause

There are no available endpoints in the pool managed by the Connection Broker.

Resolution

• Verify on the RDS infrastructure if new RDP connections are still allowed.
• Verify if Awingu can connect to TCP port 3389 of the RDS host. See How to ​perform a port scan (tcpscan/udpscan)