With 2.6RC: Warning: array_reverse() expects parameter 1 to be array, null given

[pete35]

[viktor_g]

@pete35 Please provide more information:
pfSense version, DHCPd6 configuration, /var/dhcpd/var/db/dhcpd6.leases file content

[viktor_g]

Redmine issue created:
https://redmine.pfsense.org/issues/12749

[pete35]

@viktor_g

Pfsense Version 2.6.0-RC (amd64) built on Mon Jan 24 18:44:12 UTC 2022 FreeBSD 12.3-STABLE

DHCPd6 : when switching from assisted to managed , the error disappeared

Assisted -Will advertise this router with configuration through a DHCPv6 server and/or stateless autoconfig.
Managed- Will advertise this router with all configuration through a DHCPv6 server.

dhcpd.leases:

"#This lease file was written by isc-dhcp-4.4.2-P1"

"#authoring-byte-order entry is generated, DO NOT DELETE"
authoring-byte-order little-endian;

server-duid "\000\001\000\001(;\311<\254\037k\261\355\006";

ia-na "\000\000\000\000\000\003\000\006\224\246~\261\225\311" {
cltt 3 2022/02/02 06:07:21;
iaaddr XXXX:XXXX:XXXX:d9d:10:1:44:245 {
binding state active;
preferred-life 43481;
max-life 86300;
ends 4 2022/02/03 06:05:41;
}
}

ia-na "\000\000\000\000\000\003\000\006\224\246~\261\225\314" {
cltt 3 2022/02/02 07:56:34;
iaaddr XXXX:XXXX:XXXX:d9d:10:1:44:253 {
binding state active;
preferred-life 53937;
max-life 86300;
ends 4 2022/02/03 04:57:49;
}
}

ia-na "\234\216\353\353\000\001\000\001'\324)o\270'\353\353\216\234" {
cltt 3 2022/02/02 11:27:42;
iaaddr XXXX:XXXX:XXXX:d9d:10:1:44:255 {
binding state active;
preferred-life 53937;
max-life 86300;
ends 4 2022/02/03 11:26:02;
}
}

ia-na "\257\370_\275\000\004VM\313;6\3450\354\027te\016J\022\363w" {
cltt 1 2022/01/31 15:30:55;
iaaddr XXXX:XXXX:XXXX:d9d:10:1:44:247 {
binding state abandoned;
preferred-life 53937;
max-life 86300;
ends never;
}
}

ia-na "\000\000\000\000\000\003\000\006\224\246~\261\225\311" {
cltt 3 2022/02/02 12:09:42;
iaaddr XXXX:XXXX:XXXX:d9d:10:1:44:245 {
binding state active;
preferred-life 43481;
max-life 86300;
ends 4 2022/02/03 12:08:02;
}
}