escapeshellarg(): Argument #1 ($arg) must not contain any null bytes - pfblockerng.inc on line 3816

[4o4rh]

I masked the IP address of my WAN provider vodafone.
Wondering if it is trigger by the WAN provider recycling the address, but i note the address is still assigned and active.

Crash report begins.  Anonymous machine information:

amd64
14.0-CURRENT
FreeBSD 14.0-CURRENT #1 plus-RELENG_23_05_1-n256108-459fc493a87: Wed Jun 28 04:26:04 UTC 2023     root@freebsd:/var/jenkins/workspace/pfSense-Plus-snapshots-23_05_1-main/obj/amd64/f2Em2w3l/var/jenkins/workspace/pfSense-Plus-snapshots-23_05_1-main/sources/

Crash report details:

PHP Errors:
[31-Oct-2023 08:31:21 Europe/Berlin] PHP Fatal error:  Uncaught ValueError: escapeshellarg(): Argument #1 ($arg) must not contain any null bytes in /usr/local/pkg/pfblockerng/pfblockerng.inc:3816
Stack trace:
#0 /usr/local/pkg/pfblockerng/pfblockerng.inc(3816): escapeshellarg('^5\\.146\\.XX\\.XX...')
#1 /usr/local/pkg/pfblockerng/pfblockerng.inc(5647): find_reported_header('5.146.XX.XXX\x00\x00\x00...', '/var/db/pfblock...', false)
#2 /usr/local/pkg/pfblockerng/pfblockerng.inc(1031): pfb_daemon_filterlog()
#3 {main}
  thrown in /usr/local/pkg/pfblockerng/pfblockerng.inc on line 3816

[dapersico]

@gwaitsi I have been getting this error since pfSsense+ 23.01. No resolution yet.