Assist says that Timers are not supported even though they worked previously when I asked it to start a timer

[virtualvoyager367]

The problem

previously, when i asked assist to start a timer, it would have no issues, but now it just says "Sorry, timers are not supported on this device" even though they worked previously, and now i cannot set timers on my HA anymore.

What version of Home Assistant Core has the issue?

core-2024.12.5

What was the last working version of Home Assistant Core?

core-2024.12.5

What type of installation are you running?

Home Assistant OS

Integration causing the issue

None

Link to integration documentation on our website

No response

Diagnostics information

No response

Example YAML snippet

No response

Anything in the logs that might be useful for us?

No response

Additional information

No response

[virtualvoyager367]

I closed it cause on my tailscale it said HA runs HA OS, but in settings it shows HA Core