I'm trying to set a timer with the difference between 2 other timers using ($$DVR:941: - $$DVR:928 I keep getting an error, and I have tried till I want to pull my hair out... what do I do?
EasyTrigger ERROR SetDeviceValue: Cannot find control value 300 for device 942
EasyTrigger ERROR SetDeviceValue: Cannot find control value 300 for device 942
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