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then the automation works without throwing a warning, but the automation UI for "Then Do > Light Turn on" breaks (no sliders etc to set the color temperature)
What version of Home Assistant Core has the issue?
2025.1.2
What was the last working version of Home Assistant Core?
No response
In which browser are you experiencing the issue?
No response
Which operating system are you using to run this browser?
No response
State of relevant entities
Problem-relevant frontend configuration
Javascript errors shown in your browser console/inspector
Additional information
No response
The text was updated successfully, but these errors were encountered:
Checklist
Describe the issue you are experiencing
In my logs that I am getting the warning
Got kelvin argument in turn_on service, which is deprecated and will break in Home Assistant 2026.1, please use color_temp_kelvin argument
This is from an automation that turns on lights with a color temperature set with the slider in the UI.
Describe the behavior you expected
No error messages from an automation created through the UI.
If I go into the YAML for the automation I see, for example:
Steps to reproduce the issue
Configure an automation to turn on a light and set the color temperature in the UI. Using this automation creates the warning message.
If the generated YAML is changed, for example:
then the automation works without throwing a warning, but the automation UI for "Then Do > Light Turn on" breaks (no sliders etc to set the color temperature)
What version of Home Assistant Core has the issue?
2025.1.2
What was the last working version of Home Assistant Core?
No response
In which browser are you experiencing the issue?
No response
Which operating system are you using to run this browser?
No response
State of relevant entities
Problem-relevant frontend configuration
Javascript errors shown in your browser console/inspector
Additional information
No response
The text was updated successfully, but these errors were encountered: