dnsmasq-dhcp warnings

[thunderstorm]

On my nano-sd the open-wrt system logs often have a larger number of these warnings.

What's the cause of them - sometimes they are only a few entries, then I see a larger number ?
Is there anything I need to fix ?

Thanks
Bernd

Tue Apr 21 22:20:28 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:20:28 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:20:28 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:21:19 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:21:19 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:21:19 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:21:19 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:22:22 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:22:22 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:22:22 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 22:22:22 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 23:58:38 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Tue Apr 21 23:58:38 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:05:06 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:05:06 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:05:08 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:05:08 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:17:14 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:17:14 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:17:16 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0
Wed Apr 22 00:17:16 2020 daemon.warn dnsmasq-dhcp[1173]: no address range available for DHCP request via apcli0

[admin]

just ignore.