diff --git a/custom_components/tuya_cloud_map_extractor/camera.py b/custom_components/tuya_cloud_map_extractor/camera.py
index 7b12d31..6fdded1 100644
--- a/custom_components/tuya_cloud_map_extractor/camera.py
+++ b/custom_components/tuya_cloud_map_extractor/camera.py
@@ -149,6 +149,7 @@ def update(self):
             _LOGGER.warning("Unable to parse map data")
             _LOGGER.error(error)
             self._status = CameraStatus.FAILURE
+            return
 
         if map_data is not None:
             _LOGGER.debug("Map is ok")
@@ -211,4 +212,4 @@ class CameraStatus(Enum):
     INITIALIZING = "Initializing"
     OK = "OK"
     OFF = "OFF"
-    FAILURE = "Faliure"
+    FAILURE = "Failure"
diff --git a/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/const.py b/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/const.py
index f3100ad..19eb75c 100644
--- a/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/const.py
+++ b/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/const.py
@@ -272,3 +272,6 @@ class DeviceIDError(Exception):
 
 class PixelValueNotDefined(Exception):
     pass
+
+class NotSupportedError(Exception):
+    pass
\ No newline at end of file
diff --git a/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/main.py b/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/main.py
index 9b9cdd8..289f4d8 100644
--- a/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/main.py
+++ b/custom_components/tuya_cloud_map_extractor/tuya_vacuum_map_extractor/main.py
@@ -13,6 +13,7 @@
 from .v1 import decode_v1, to_array_v1, decode_path_v1
 from .custom0 import decode_custom0, to_array_custom0, decode_path_custom0
 from .tuya import get_download_link
+from .const import NotSupportedError
 from .common import decode_header
 
 _LOGGER = logging.getLogger(__name__)
@@ -36,7 +37,7 @@ def parse_map(response: requests.models.Response):
         elif header["version"] == [1]:
             mapDataArr = decode_v1(data, header)
         else:
-            raise RuntimeError
+            raise NotSupportedError("Map version " + str(header["version"]) +" is not supported.")
         
     return header, mapDataArr