From f7c3ddd38090451d7cc44b95b5022c83eeeca02c Mon Sep 17 00:00:00 2001
From: Josh Hawkins <32435876+hawkeye217@users.noreply.github.com>
Date: Tue, 28 May 2024 12:33:28 -0500
Subject: [PATCH] check if motion dataframe is empty (#11593)

---
 frigate/api/review.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/frigate/api/review.py b/frigate/api/review.py
index 855122989..e730573cf 100644
--- a/frigate/api/review.py
+++ b/frigate/api/review.py
@@ -440,6 +440,11 @@ def motion_activity():
 
     # resample data using pandas to get activity on scaled basis
     df = pd.DataFrame(data, columns=["start_time", "motion", "camera"])
+
+    if df.empty:
+        logger.warning("No motion data found for the requested time range")
+        return jsonify([])
+
     df = df.astype(dtype={"motion": "float16"})
 
     # set date as datetime index