diff --git a/docs/en/guides/index.md b/docs/en/guides/index.md
index eddc443c..7df1c984 100644
--- a/docs/en/guides/index.md
+++ b/docs/en/guides/index.md
@@ -10,6 +10,17 @@ Welcome to the Ultralytics' YOLO 🚀 Guides! Our comprehensive tutorials cover
Whether you're a beginner or an expert in deep learning, our tutorials offer valuable insights into the implementation and optimization of YOLO for your computer vision projects. Let's dive in!
+
+
+ VIDEO
+
+ Watch: Ultralytics YOLOv8 Guides Overview
+
+
## Guides
Here's a compilation of in-depth guides to help you master different aspects of Ultralytics YOLO.
diff --git a/ultralytics/solutions/heatmap.py b/ultralytics/solutions/heatmap.py
index e4e7e9be..f70e62bb 100644
--- a/ultralytics/solutions/heatmap.py
+++ b/ultralytics/solutions/heatmap.py
@@ -167,9 +167,10 @@ class Heatmap:
"""
self.im0 = im0
if tracks[0].boxes.id is None:
+ self.heatmap = np.zeros((int(self.imh), int(self.imw)), dtype=np.float32)
if self.view_img and self.env_check:
self.display_frames()
- return
+ return im0
self.heatmap *= self.decay_factor # decay factor
self.extract_results(tracks)
self.annotator = Annotator(self.im0, self.count_txt_thickness, None)
diff --git a/ultralytics/solutions/object_counter.py b/ultralytics/solutions/object_counter.py
index e06c5a25..37ac7a2b 100644
--- a/ultralytics/solutions/object_counter.py
+++ b/ultralytics/solutions/object_counter.py
@@ -256,7 +256,7 @@ class ObjectCounter:
if tracks[0].boxes.id is None:
if self.view_img:
self.display_frames()
- return
+ return im0
self.extract_and_process_tracks(tracks)
if self.view_img:
diff --git a/ultralytics/solutions/speed_estimation.py b/ultralytics/solutions/speed_estimation.py
index 52ce7dae..af17392a 100644
--- a/ultralytics/solutions/speed_estimation.py
+++ b/ultralytics/solutions/speed_estimation.py
@@ -164,7 +164,7 @@ class SpeedEstimator:
if tracks[0].boxes.id is None:
if self.view_img and self.env_check:
self.display_frames()
- return
+ return im0
self.extract_tracks(tracks)
self.annotator = Annotator(self.im0, line_width=2)