Created attached conf file for Sony Blu Ray irrecord then patched it with contents from https://sourceforge.net/p/lirc-remotes/code/ci/master/tree/remotes/generic/SONY20.lircd.conf
seems to work then fail, then fail, then work
pi@raspberrypi:~/git/Lirconian/bin $ ./lirconian -t 1 -v -d /var/run/lirc/lircd-tx send Sony_RMT-VB201U KEY_UP
Sending: `SEND_ONCE Sony_RMT-VB201U KEY_UP 0' to Lirc@<socket.socket fd=3, family=AddressFamily.AF_UNIX, type=SocketKind.SOCK_STREAM, proto=0, raddr=/var/run/lirc/lircd-tx>
Received: "BEGIN"
Received: "SEND_ONCE Sony_RMT-VB201U KEY_UP 0"
Received: "SUCCESS"
Received: "END"
pi@raspberrypi:~/git/Lirconian/bin $ ./lirconian -t 1 -v -d /var/run/lirc/lircd-tx send Sony_RMT-VB201U KEY_UP
Sending: `SEND_ONCE Sony_RMT-VB201U KEY_UP 0' to Lirc@<socket.socket fd=3, family=AddressFamily.AF_UNIX, type=SocketKind.SOCK_STREAM, proto=0, raddr=/var/run/lirc/lircd-tx>
Timeout occured (was 1s).
pi@raspberrypi:~/git/Lirconian/bin $ ./lirconian -t 1 -v -d /var/run/lirc/lircd-tx send Sony_RMT-VB201U KEY_UP
Sending: `SEND_ONCE Sony_RMT-VB201U KEY_UP 0' to Lirc@<socket.socket fd=3, family=AddressFamily.AF_UNIX, type=SocketKind.SOCK_STREAM, proto=0, raddr=/var/run/lirc/lircd-tx>
Received: "BEGIN"
Received: "SEND_ONCE Sony_RMT-VB201U KEY_UP 0"
Received: "ERROR"
Received: "DATA"
Received: "1"
Received: "busy: repeating"
Received: "END"
LircServerError: busy: repeating
pi@raspberrypi:~/git/Lirconian/bin $ ./lirconian -t 1 -v -d /var/run/lirc/lircd-tx send Sony_RMT-VB201U KEY_UP
Sending: `SEND_ONCE Sony_RMT-VB201U KEY_UP 0' to Lirc@<socket.socket fd=3, family=AddressFamily.AF_UNIX, type=SocketKind.SOCK_STREAM, proto=0, raddr=/var/run/lirc/lircd-tx>
Received: "BEGIN"
Received: "SEND_ONCE Sony_RMT-VB201U KEY_UP 0"
Received: "SUCCESS"
Received: "END"
pi@raspberrypi:~/git/Lirconian/bin $
Feb 21 21:20:23 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:23 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:20:23 raspberrypi lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:23 raspberrypi lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:20:24 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: removed client
Feb 21 21:20:24 raspberrypi lircd-0.10.1[20069]: Info: removed client
Feb 21 21:20:38 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:38 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:20:38 raspberrypi lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:38 raspberrypi lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:20:54 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:54 raspberrypi lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:20:54 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Error: error processing command: SEND_ONCE Sony_RMT-VB201U KEY_UP 0
Feb 21 21:20:54 raspberrypi lircd-0.10.1[20069]: Error: error processing command: SEND_ONCE Sony_RMT-VB201U KEY_UP 0
Feb 21 21:20:54 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Error: busy: repeating
Feb 21 21:20:54 raspberrypi lircd-0.10.1[20069]: Error: busy: repeating
Feb 21 21:20:54 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: removed client
Feb 21 21:20:54 raspberrypi lircd-0.10.1[20069]: Info: removed client
Feb 21 21:20:54 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: removed client
Feb 21 21:20:54 raspberrypi lircd-0.10.1[20069]: Info: removed client
Feb 21 21:21:03 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:21:03 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:21:03 raspberrypi lircd-0.10.1[20069]: Notice: accepted new client on /var/run/lirc/lircd-tx
Feb 21 21:21:03 raspberrypi lircd-0.10.1[20069]: Info: Cannot configure the rc device for /dev/lirc-tx
Feb 21 21:21:03 raspberrypi lircd[20069]: lircd-0.10.1[20069]: Info: removed client
Feb 21 21:21:03 raspberrypi lircd-0.10.1[20069]: Info: removed client
Seems to be related to https://sourceforge.net/p/lirc/tickets/315/
created merge request https://sourceforge.net/p/lirc/git/merge-requests/50/
https://sourceforge.net/p/lirc/git/merge-requests/50/ merged, should be fixed