Hello Brian,I know that this is an old post but I just wanted to share some information in case you are still having this issue. As you mentioned before this is a Bug on version 9.1.1, which is identified by Cisco and fixed on versions 9.0(2.4) 8.4(4...
Actually, just to let you know there is a bug already opened about that issue. The Bug ID is CSCua16597. As you already know the workaround is to switch using the Java based RDP plugin with IE instead of the ActiveX, or use a Java based browser (Fif...