[Users] Cannot connect via spice-html5. & How to use noVnc?

[lof yer]

Here's my ovirt-websocket-proxy's status when I open the spice-html5 client

ovirt-websocket-proxy.service - oVirt Engine websockets proxy
   Loaded: loaded (/usr/lib/systemd/system/ovirt-websocket-proxy.service;
enabled)
   Active: active (running) since Fri 2013-07-12 17:03:46 CST; 31s ago
 Main PID: 19226 (ovirt-websocket)
   CGroup: name=systemd:/system/ovirt-websocket-proxy.service
           └─19226 /usr/bin/python
/usr/share/ovirt-engine/services/ovirt-websocket-proxy.py start

Jul 12 17:03:46 engine systemd[1]: Started oVirt Engine websockets proxy.
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: WebSocket server
settings:
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: - Listen on *:6100
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: - Flash security
policy server
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: - SSL/TLS support
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: - Deny non-SSL/TLS
connections
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: - proxying from
*:6100 to targets in /dummy
Jul 12 17:04:01 engine ovirt-websocket-proxy.py[19226]: 1: handler
exception: WSRequestHandler instance has no attribute 'last_code'
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