Set variable in automation to part of trigger.entity_id and then use variable throughout

[Sir_Goodenough ((SG) WhatAreWeFixing.Today)]

Hello antlane,

You didn’t give me much YAML to work from, but I will guess this is your problem.

Trigger_Variables - variables that are available when attaching a trigger

First, this is not meant to be a replacement for the section in the HA Docs about this. Please read and refer to that as the official word on this subject. Automation Trigger - Home Assistant. When I mention Triggers here I am referring to the main key trigger: used to activate an automation, and not necessarily the triggers found in key action: statements. What the Docs don’t say is the reason that there are 2 kinds of variables. Regular variables used in Automations and the ‘trigger’ varia…

If you show more of this automation, I’ll be glad to help more.