Hi, i am new in ros, i am trying to use the bumblebee2 package, but it  
shows me an error .

i type: rosrun bumblebee2 bumblebee2 _video_mode:=1280x960_mono8

It shows: [FATAL] [1308301263.420322694]: [camera] exception opening  
device: [Camera1394::open]: Unable to get iso data; is the camera plugged  
in?


when i use coriander it works correctly.

I am using Bumblebee XB3 BBX3-13S2C
Can anybody help me?

Thanks in advance