SICK laser driver fails to start after initialization and handshake?

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Dear all,

I am getting trying to connect SICK LMS200 to ROS, but get the following error after it finds the port, and the laser info.

kris@IanCurtis:~/ros/$ rosrun sicktoolbox_wrapper sicklms

    *** Attempting to initialize the Sick LMS...
    Attempting to open device @ /dev/ttyUSB1
        Device opened!
    Attempting to start buffer monitor...
        Buffer monitor started!
    Attempting to set requested baud rate...
A Timeout Occurred!  2 tries remaining
A Timeout Occurred!  1 tries remaining
A Timeout Occurred - SickLIDAR::_sendMessageAndGetReply: Attempted max number of tries w/o success!
    Failed to set requested baud rate...
    Attempting to detect LMS baud rate...
        Checking 19200bps...
A Timeout Occurred!  2 tries remaining
A Timeout Occurred!  1 tries remaining
A Timeout Occurred - SickLIDAR::_sendMessageAndGetReply: Attempted max number of tries w/o success!
        Checking 38400bps...
        Detected LMS baud @ 38400bps!
        Operating @ 38400bps
    Attempting to sync driver...
        Driver synchronized!
    *** Init. complete: Sick LMS is online and ready!
    Sick Type: Sick LMS 200-30106
    Scan Angle: 180 (deg)
    Scan Resolution: 0.5 (deg)
    Measuring Mode: 8m/80m; 3 reflector bits
    Measuring Units: Centimeters (cm)

[ INFO] [1307303753.596993806]: Setting variant to (180, 0.500000)
    Requesting partial scan data stream...
        Data stream started!
[ERROR] [1307303753.973765819]: woah! error!
terminate called after throwing an instance of 'SickToolbox::SickThreadException'
Aborted