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I keep getting the following error when attempting to run my file on ubuntu 16.04. Not sure why it is doing this.

GStreamer Plugin: Embedded video playback halted; module v4l2src0 reported: Internal data flow error. OpenCV Error: Unspecified error (GStreamer: unable to start pipeline ) in cvCaptureFromCAM_GStreamer, file /opt/opencv/modules/videoio/src/cap_gstreamer.cpp, line 832 VIDEOIO(cvCreateCapture_GStreamer(CV_CAP_GSTREAMER_V4L2, reinterpret_cast<char *="">(index))): raised OpenCV exception:

/opt/opencv/modules/videoio/src/cap_gstreamer.cpp:832: error: (-2) GStreamer: unable to start pipeline in function cvCaptureFromCAM_GStreamer

I keep getting the following error when attempting to run my file on ubuntu 16.04. Not sure why it is doing this.

GStreamer Plugin: Embedded video playback halted; module v4l2src0 reported: Internal data flow error.
OpenCV Error: Unspecified error (GStreamer: unable to start pipeline
) in cvCaptureFromCAM_GStreamer, file /opt/opencv/modules/videoio/src/cap_gstreamer.cpp, line 832
VIDEOIO(cvCreateCapture_GStreamer(CV_CAP_GSTREAMER_V4L2, reinterpret_cast<char *="">(index))): *>(index))): raised OpenCV exception:
exception:
  
/opt/opencv/modules/videoio/src/cap_gstreamer.cpp:832: error: (-2) GStreamer: unable to start pipeline
 in function cvCaptureFromCAM_GStreamercvCaptureFromCAM_GStreamer