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# "Sensor cannot be found" - what does this error mean?

If you have received this message, please make sure your sensor is placed in the correct position based on what type of garage door you have (see below).
Then run the sensor setup again.


![](https://storage.crisp.chat/users/helpdesk/website/950a41c761a3a80/screenshot-2023-05-22-22327-pm_1b85hi9.png)