diff --git a/homeassistant/components/deconz/device_trigger.py b/homeassistant/components/deconz/device_trigger.py
index 869a6ef3594..9fc6e956963 100644
--- a/homeassistant/components/deconz/device_trigger.py
+++ b/homeassistant/components/deconz/device_trigger.py
@@ -417,7 +417,15 @@ async def async_validate_trigger_config(hass, config):
         or device.model not in REMOTES
         or trigger not in REMOTES[device.model]
     ):
-        raise InvalidDeviceAutomationConfig
+        if not device:
+            raise InvalidDeviceAutomationConfig(
+                f"deCONZ trigger {trigger} device with id "
+                f"{config[CONF_DEVICE_ID]} not found"
+            )
+        raise InvalidDeviceAutomationConfig(
+            f"deCONZ trigger {trigger} is not valid for device "
+            f"{device} ({config[CONF_DEVICE_ID]})"
+        )
 
     return config
 
diff --git a/homeassistant/components/sensor/device_condition.py b/homeassistant/components/sensor/device_condition.py
index d58381a2f40..a9d44f2f860 100644
--- a/homeassistant/components/sensor/device_condition.py
+++ b/homeassistant/components/sensor/device_condition.py
@@ -169,7 +169,10 @@ async def async_get_condition_capabilities(hass, config):
     )
 
     if not state or not unit_of_measurement:
-        raise InvalidDeviceAutomationConfig
+        raise InvalidDeviceAutomationConfig(
+            "No state or unit of measurement found for "
+            f"condition entity {config[CONF_ENTITY_ID]}"
+        )
 
     return {
         "extra_fields": vol.Schema(
diff --git a/homeassistant/components/sensor/device_trigger.py b/homeassistant/components/sensor/device_trigger.py
index 77f6afd9acf..86dda53cd2b 100644
--- a/homeassistant/components/sensor/device_trigger.py
+++ b/homeassistant/components/sensor/device_trigger.py
@@ -168,7 +168,10 @@ async def async_get_trigger_capabilities(hass, config):
     )
 
     if not state or not unit_of_measurement:
-        raise InvalidDeviceAutomationConfig
+        raise InvalidDeviceAutomationConfig(
+            "No state or unit of measurement found for "
+            f"trigger entity {config[CONF_ENTITY_ID]}"
+        )
 
     return {
         "extra_fields": vol.Schema(