notify.ehmtx. Unable to find service esphome.esphomatrix_screen[BUG]

[bobdivx]

Describe the bug
unable to call service

To Reproduce
i call a service

Expected behavior
send status notification

Screenshots

Your configuration.yaml

notify:
 - platform: ehmtx
   name: ehmtx32
    device: esphomatrix
    icon: alert

Output of HA logs
Logger: homeassistant.components.websocket_api.http.connection
Source: components/websocket_api/connection.py:150
Integration: Home Assistant WebSocket API (documentation, issues)
First occurred: 06:24:09 (12 occurrences)
Last logged: 06:30:17

[139727114307856] Error handling message: Unable to find service esphome.esphomatrix_screen (unknown_error) from 80.11.165.78 (Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36)