Need help installing Trace to debug Iptables

hi, found an article online that use Trace to debug iptables. I try installing but it will give the error below. Wondering if anyone get this too and how do we solve them? Am using root on Ubuntu 20.04 LTS

Code:echo ipt_LOG >/proc/sys/net/netfilter/nf_log/2
-bash: echo: write error: No such file or directoryarticle - https://www.opsist.com/blog/2015/08/...-is-doing.html

thank you,