samba - Nov 2022 - samba_dlz: ldb: No encrypted secrets key file. Secret attributes will not be encrypted or decrypted

What does this error really mean?
samba_dlz: ldb: No encrypted secrets key file. Secret attributes will 
not be encrypted or decrypted

Nov 06 08:19:28 serenity named[9271]: samba_dlz: ldb: No encrypted 
secrets key file. Secret attributes will not be encrypted or decrypted
Nov 06 08:19:28 serenity named[9271]: samba_dlz:
Nov 06 08:19:28 serenity named[9271]: samba_dlz: started for DN DC=pukey
Nov 06 08:19:28 serenity named[9271]: samba_dlz: starting configure
Nov 06 08:19:28 serenity named[9271]: dns_rdata_fromtext: 
buffer-0x7fd599156c40:1: near 'serenity..': empty label
Nov 06 08:19:28 serenity named[9271]: Failed to put rr
Nov 06 08:19:28 serenity named[9271]: zone pukey/NONE: could not find NS 
and/or SOA records
Nov 06 08:19:28 serenity named[9271]: zone pukey/NONE: has 0 SOA records
Nov 06 08:19:28 serenity named[9271]: zone pukey/NONE: has no NS records
Nov 06 08:19:28 serenity named[9271]: samba_dlz: Failed to configure 
zone 'pukey'
Nov 06 08:19:28 serenity named[9271]: loading configuration: bad zone
Nov 06 08:19:28 serenity named[9271]: exiting (due to fatal error)
Nov 06 08:19:28 serenity systemd[1]: named.service: Control process 
exited, code=exited, status=1/FAILURE