unable to read from socket: 'No such file or directory'

[dony71]

/etc/init.d/port_mirroring start

Fri Oct 20 14:15:51 2017 daemon.info port-mirroring[9798]: port-mirroring starting
Fri Oct 20 14:15:51 2017 daemon.info port-mirroring[9798]: command-line argument[1]: --daemon
Fri Oct 20 14:15:51 2017 daemon.info port-mirroring[9798]: command-line argument[2]: --syslog
Fri Oct 20 14:15:51 2017 daemon.info port-mirroring[9798]: background process mode selected
Fri Oct 20 14:15:51 2017 daemon.info port-mirroring[9798]: successfully read config file '/etc/config/port-mirroring'
Fri Oct 20 14:15:52 2017 daemon.info port-mirroring[9799]: using process id 9799
Fri Oct 20 14:15:52 2017 daemon.info port-mirroring[9799]: settings: src=wlan1 dst= proto=TEE promisc=on filter=''
Fri Oct 20 14:15:52 2017 daemon.err port-mirroring[9799]: error in recieved packet
Fri Oct 20 14:15:52 2017 daemon.err port-mirroring[9799]: unable to read from socket: 'No such file or directory'
Fri Oct 20 14:15:52 2017 daemon.err port-mirroring[9799]: unable to get sender interface for destination IP address
Fri Oct 20 14:15:52 2017 daemon.info port-mirroring[9799]: program exiting: 0 packets mirrored

/etc/config/port-mirroring

config 'port-mirroring'
           option source_ports 'wlan1'
           option promiscuous  '1'
           option target       '128.168.1.75'      # local IP
           option protocol     'TEE'
           option filter       ''