[OBSOLETE] Remotec ZRC-90 Scene Master - Button Device Supporting 24 Unique Button Commands (see post 177 for 2021 app version)

Normally that error occurs when you take code which is a device type handler but you paste it in as a smart app. These are two completely different types of code.

See the FAQ:

[OBSOLETE] FAQ: An Overview of Using Custom Code in SmartThings (SmartThings Classic, Groovy Code)

The good news is that yes, once you have the correct code correctly installed then you will be able to use the device in automations. That’s kind of the whole point of using the custom DTH. :sunglasses: