maybe this fixes it

app.py

@@ -201,7 +201,7 @@ def full_report():
                               color='continent', 
                               template="plotly_dark")
     df.fillna(0, inplace=True)
-    daily_df = df.groupby(['day']).sum().reset_index()
+    daily_df = df.groupby(['day'])[['jumps']].sum().reset_index()
     per_day_plot = px.scatter(daily_df, x='day', y='jumps', 
                               trendline='rolling',
                               trendline_options=dict(window=14),