debug Spawned Ffmpeg with command: ffmpeg -i rtmp://localhost/livestream?listen&timeout=30 -y -c:v libx264 -profile:v main -vb 128k -r 30 -g 30 -sc_threshold 0 -force_key_frames expr:gte(t,n_forced*30) -vbsf h264_mp4toannexb -movflags frag_keyframe+empty_moov+faststart -c:a aac -b:a 64k -ar 44100 -ac 2 -strict experimental -f segment -segment_time 6 -segment_list ./stream/playlist.m3u8 -segment_list_entry_prefix stream -segment_format mpegts ./stream/stream-%05d.ts +0ms
  derr  Encoder error happened: ffmpeg exited with code 1: RTMP_Connect0, failed to connect socket. 61 (Connection refused)
  derr rtmp://localhost/livestream?listen&timeout=30: Unknown error occurred