Blank explorer windows in rdp after Pocket Cloud install

Blank explorer windows in rdp after Pocket Cloud install

server 2003 sp2
pocketcloud 2.1.11

All Internet Explorer / Explorer windows come up blank/unresponsive once PocketCloud service is started.
Local and via pocket cloud android app

Even the Log Off Windows dialog box blanks and is unresponsive.

A local rdp session with PocketCloud service stopped works fine.
Stopping the service while the app is hung and in a local rdp session, will cause the app and rdp session to become active and working properly.

Uninstall/reinstall/reboots have not resolved issue