diff --git a/frigate/config.py b/frigate/config.py
index 3a6ce6b9c..94c7d1f36 100644
--- a/frigate/config.py
+++ b/frigate/config.py
@@ -966,17 +966,18 @@ class FrigateConfig(FrigateBaseModel):
                             logger.warn(
                                 f"Error detecting stream resolution automatically for {input.path} Applying default values."
                             )
+                            stream_info = {"width": 0, "height": 0}
 
-                    camera_config.detect.width = (
-                        stream_info["width"]
-                        if stream_info["width"] > 0
-                        else DEFAULT_DETECT_DIMENSIONS["width"]
-                    )
-                    camera_config.detect.height = (
-                        stream_info["height"]
-                        if stream_info["height"] > 0
-                        else DEFAULT_DETECT_DIMENSIONS["height"]
-                    )
+                        camera_config.detect.width = (
+                            stream_info["width"]
+                            if stream_info["width"] > 0
+                            else DEFAULT_DETECT_DIMENSIONS["width"]
+                        )
+                        camera_config.detect.height = (
+                            stream_info["height"]
+                            if stream_info["height"] > 0
+                            else DEFAULT_DETECT_DIMENSIONS["height"]
+                        )
 
             # Default max_disappeared configuration
             max_disappeared = camera_config.detect.fps * 5