diff --git a/custom_components/solvis_control/coordinator.py b/custom_components/solvis_control/coordinator.py
index 396715e..9ba6448 100644
--- a/custom_components/solvis_control/coordinator.py
+++ b/custom_components/solvis_control/coordinator.py
@@ -1,5 +1,6 @@
 """Solvis Modbus Data Coordinator"""
 
+import struct
 from datetime import timedelta
 import logging
 
@@ -71,7 +72,6 @@ async def _async_update_data(self):
                 if entity_entry and entity_entry.disabled:
                     _LOGGER.debug(f"Skipping disabled entity: {entity_id}")
                     continue
-
                 try:
                     if register.register == 1:
                         result = await self.modbus.read_input_registers(
@@ -94,9 +94,16 @@ async def _async_update_data(self):
                         f"Value from previous register before modification: {register_value}"
                     )
                     value = round(register_value * register.multiplier, 2)
-                    parsed_data[register.name] = (
-                        abs(value) if register.absolute_value else value
-                    )
+                    try:
+                        value = round(
+                            decoder.decode_16bit_int() * register.multiplier, 2
+                        )
+                    except struct.error:
+                        parsed_data[register.name] = -300
+                    else:
+                        parsed_data[register.name] = (
+                            abs(value) if register.absolute_value else value
+                        )
                     # if "version" in register.name:
                     #    parsed_data[register.name] = ".".join(
                     #        parsed_data[register.name].split(0, 2)
diff --git a/custom_components/solvis_control/number.py b/custom_components/solvis_control/number.py
index 2f2d69d..8666245 100644
--- a/custom_components/solvis_control/number.py
+++ b/custom_components/solvis_control/number.py
@@ -151,16 +151,21 @@ def _handle_coordinator_update(self) -> None:
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            _LOGGER.warning("No data available for (%s)", self._response_key)
+            _LOGGER.warning(f"No data available for {self._response_key}")
             self._attr_available = False
             return
 
         # Validate the data type received from the coordinator
         if not isinstance(response_data, (int, float, complex, Decimal)):
             _LOGGER.warning(
-                "Invalid response data type from coordinator. %s has type %s",
-                response_data,
-                type(response_data),
+                f"Invalid response data type from coordinator. {response_data} has type {type(response_data)}"
+            )
+            self._attr_available = False
+            return
+
+        if response_data == -300:
+            _LOGGER.warning(
+                f"The coordinator failed to fetch data for entity: {self._response_key}"
             )
             self._attr_available = False
             return
diff --git a/custom_components/solvis_control/select.py b/custom_components/solvis_control/select.py
index a8593ed..ecddfbe 100644
--- a/custom_components/solvis_control/select.py
+++ b/custom_components/solvis_control/select.py
@@ -129,16 +129,21 @@ def _handle_coordinator_update(self) -> None:
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            _LOGGER.warning("No data available for (%s)", self._response_key)
+            _LOGGER.warning(f"No data available for {self._response_key}")
             self._attr_available = False
             return
 
         # Validate the data type received from the coordinator
         if not isinstance(response_data, (int, float, complex, Decimal)):
             _LOGGER.warning(
-                "Invalid response data type from coordinator. %s has type %s",
-                response_data,
-                type(response_data),
+                f"Invalid response data type from coordinator. {response_data} has type {type(response_data)}"
+            )
+            self._attr_available = False
+            return
+
+        if response_data == -300:
+            _LOGGER.warning(
+                f"The coordinator failed to fetch data for entity: {self._response_key}"
             )
             self._attr_available = False
             return
diff --git a/custom_components/solvis_control/sensor.py b/custom_components/solvis_control/sensor.py
index 13935be..10a6fbf 100644
--- a/custom_components/solvis_control/sensor.py
+++ b/custom_components/solvis_control/sensor.py
@@ -134,20 +134,24 @@ def _handle_coordinator_update(self) -> None:
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            _LOGGER.warning("No data available for (%s)", self._response_key)
+            _LOGGER.warning(f"No data available for {self._response_key}")
             self._attr_available = False
             return
 
         # Validate the data type received from the coordinator
         if not isinstance(response_data, (int, float, complex, Decimal)):
             _LOGGER.warning(
-                "Invalid response data type from coordinator. %s has type %s",
-                response_data,
-                type(response_data),
+                f"Invalid response data type from coordinator. {response_data} has type {type(response_data)}"
             )
             self._attr_available = False
             return
 
+        if response_data == -300:
+            _LOGGER.warning(
+                f"The coordinator failed to fetch data for entity: {self._response_key}"
+            )
+            self._attr_available = False
+            return
         self._attr_available = True
         self._attr_native_value = response_data  # Update the sensor value
         self.async_write_ha_state()
diff --git a/custom_components/solvis_control/switch.py b/custom_components/solvis_control/switch.py
index 0dae73a..6ba1201 100644
--- a/custom_components/solvis_control/switch.py
+++ b/custom_components/solvis_control/switch.py
@@ -127,16 +127,21 @@ def _handle_coordinator_update(self) -> None:
 
         response_data = self.coordinator.data.get(self._response_key)
         if response_data is None:
-            _LOGGER.warning("No data available for (%s)", self._response_key)
+            _LOGGER.warning(f"No data available for {self._response_key}")
             self._attr_available = False
             return
 
         # Validate the data type received from the coordinator
         if not isinstance(response_data, (int, float, complex, Decimal)):
             _LOGGER.warning(
-                "Invalid response data type from coordinator. %s has type %s",
-                response_data,
-                type(response_data),
+                f"Invalid response data type from coordinator. {response_data} has type {type(response_data)}"
+            )
+            self._attr_available = False
+            return
+
+        if response_data == -300:
+            _LOGGER.warning(
+                f"The coordinator failed to fetch data for entity: {self._response_key}"
             )
             self._attr_available = False
             return