Unable to connect with python receiver via USB

[ghost]

Hi,
We are getting following error when we are trying to connect with python receiver via USB.

Connecting to localhost port 53516
Sending mirror cmd
Traceback (most recent call last):
File "cs_receiver_conn.py", line 70, in
connect_to_server()
File "cs_receiver_conn.py", line 46, in connect_to_server
data = sock.recv(bufferSize)
socket.error: [Errno 104] Connection reset by peer
root@santosh-HP-Pro-3330-MT:/CastScreen-master/receiver# ffplay version N-80901-gfebc862 Copyright (c) 2003-2016 the FFmpeg developers
built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu114.04.3)
configuration: --extra-libs=-ldl --prefix=/opt/ffmpeg --mandir=/usr/share/man --enable-avresample --disable-debug --enable-nonfree --enable-gpl --enable-version3 --enable-libopencore-amrnb --enable-libopencore-amrwb --disable-decoder=amrnb --disable-decoder=amrwb --enable-libpulse --enable-libfreetype --enable-gnutls --enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-libvorbis --enable-libmp3lame --enable-libopus --enable-libvpx --enable-libspeex --enable-libass --enable-avisynth --enable-libsoxr --enable-libxvid --enable-libvidstab
libavutil 55. 28.100 / 55. 28.100
libavcodec 57. 48.101 / 57. 48.101
libavformat 57. 41.100 / 57. 41.100
libavdevice 57. 0.102 / 57. 0.102
libavfilter 6. 47.100 / 6. 47.100
libavresample 3. 0. 0 / 3. 0. 0
libswscale 4. 1.100 / 4. 1.100
libswresample 2. 1.100 / 2. 1.100
libpostproc 54. 0.100 / 54. 0.100
Simple media player
usage: ffplay [options] input_file

An input file must be specified
Use -h to get full help or, even better, run 'man ffplay'

advance thanks,Awaiting your reply