error

ffmpeg mpegts -i udp://@239.168.1.126:10000 -c:a copy -c:v copy  test.mp4
ffmpeg version 2.6.3 Copyright (c) 2000-2015 the FFmpeg developers
  built with Apple LLVM version 6.1.0 (clang-602.0.53) (based on LLVM 3.6.0svn)
  configuration: --prefix=/usr/local/Cellar/ffmpeg/2.6.3 --enable-shared --enable-pthreads --enable-gpl --enable-version3 --enable-hardcoded-tables --enable-avresample --cc=clang --host-cflags= --host-ldflags= --enable-libx264 --enable-libmp3lame --enable-libvo-aacenc --enable-libxvid --enable-vda
  libavutil      54. 20.100 / 54. 20.100
  libavcodec     56. 26.100 / 56. 26.100
  libavformat    56. 25.101 / 56. 25.101
  libavdevice    56.  4.100 / 56.  4.100
  libavfilter     5. 11.102 /  5. 11.102
  libavresample   2.  1.  0 /  2.  1.  0
  libswscale      3.  1.101 /  3.  1.101
  libswresample   1.  1.100 /  1.  1.100
  libpostproc    53.  3.100 / 53.  3.100
[h264 @ 0x7fa801809600] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x7fa801809600] decode_slice_header error
[h264 @ 0x7fa801809600] non-existing PPS 0 referenced
[h264 @ 0x7fa801809600] decode_slice_header error
[h264 @ 0x7fa801809600] non-existing PPS 0 referenced
[h264 @ 0x7fa801809600] decode_slice_header error
[h264 @ 0x7fa801809600] no frame!
[h264 @ 0x7fa801809600] non-existing PPS 0 referenced

input

Input #0, mpegts, from 'udp://@239.168.1.126:10000':
  Duration: N/A, start: 67774.615489, bitrate: N/A
  Program 1 
    Metadata:
      service_name    : Telairity Encoded
      service_provider: Telairity Inc
    Stream #0:0[0x1020]: Video: h264 (Constrained Baseline) ([27][0][0][0] / 0x001B), yuv420p(tv, smpte170m), 720x480 [SAR 40:33 DAR 20:11], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
    Stream #0:1[0x1021](eng): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 96 kb/s