runtime error

Exit code: 1. Reason: [ WARN:0@1.806] global cap_v4l.cpp:982 open VIDEOIO(V4L2:/dev/video0): can't open camera by index [ERROR:0@1.806] global obsensor_uvc_stream_channel.cpp:156 getStreamChannelGroup Camera index out of range Traceback (most recent call last): File "/home/user/app/app.py", line 67, in <module> cam = init_cam() File "/home/user/app/app.py", line 15, in init_cam raise ValueError("Could not open camera.") ValueError: Could not open camera. During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/user/app/app.py", line 127, in <module> destroy(cam) NameError: name 'cam' is not defined

Container logs: