title: What is the reason for giving "internal data flow error" message in gstreamer?
body: <p>When i tried this command:</p>
  
  <pre><code>**gst-launch-0.10 -v rtspsrc location=rtsp://127.0.0.1:8554/test 
    caps="application/x-rtp,media=(string)video,clock-rate=(int)90000,
    encoding-name=(string)H264" ! rtpmp2tdepay ! mpegtsdemux ! ffdec_h264 ! autovideosink** 
  </code></pre>
  
  <p>I got error as:</p>
  
  <pre><code>**ERROR: from element /GstPipeline:pipeline0/GstRTSPSrc:rtspsrc0/GstUDPSrc:udpsrc0: 
  Internal data flow error.**
  </code></pre>
  
  <p>What is the main reason for giving error as "Internal data flow error" in gstreamer ?</p>