~/.tmate.conf ignored?

[kjcole]

• OS: Pop!_OS 22.04 LTS ("jammy")
• Kernel: 6.9.3-76060903-generic
• Version: 2.3.0-49-g97d20249-1 (Debian package)

---

• Behavior:

$ tmate-ssh-server 
fatal: Cannot prepare session in /tmp/tmate
$ sudo rm -rf /tmp/tmate
$ tmate-ssh-server 
fatal: Error listening to socket: ECDSA, ED25519, DSA, or RSA host key file must be set\n
$ cat ~/.tmate.conf
set -g tmate-server-host localhost
#set -g tmate-server-port 22
#set -g tmate-server-rsa-fingerprint     SHA256:aq8yUyEI2RGeJjhOAXehX2SmKwYP/PUkZiAP5vMvexg
#set -g tmate-server-ed25519-fingerprint SHA256:s9GV2MGmsTz2RpPHlMugz7j6SpYnw/no/GBseuBX4II
set -g tmate-server-port 10022
set -g tmate-server-rsa-fingerprint     "a1:26:83:f5:d9:78:d6:8e:76:48:7e:23:06:dd:43:f5"
set -g tmate-server-ed25519-fingerprint "13:63:ed:59:66:ff:ca:82:21:46:2a:ff:37:ba:f7:5d"

I think it used to work. I commented out the three lines and replaced them today, hoping that perhaps changing the port or the key encoding would make it happy, but the result was the same.