CWA for Android: We were unable to tunnel through the proxy

Viewer of CWA for Android fail to establish connection to VDA with below given error message We were unable to connect through the proxy. Error - 0 Logs show following error logs 02-10 05:44:55.989 1117 28821 W System.err: Caused by: android.system.GaiException: androidgetaddrinfo failed: EAINODA...