(gerror=GLib.Error('Could not read from resource.', 'gst-resource-error-quark', 9), debug='../gst/rtsp/gstrtspsrc.c(5750): gst_rtspsrc_loop_interleaved (): /GstPipeline:pipeline/GstRTSPSrc:rtspsrc0:\nCould not receive message. (System error)')