From 2ce08260bfcefd12852acf6921cd2377ff2a0ecc Mon Sep 17 00:00:00 2001
From: Milos Kozak <m.kozak@sysop.cz>
Date: Sun, 23 Apr 2017 09:47:27 +0200
Subject: [PATCH] do not calculate autosens when no bg data available

---
 .../nightscout/androidaps/plugins/OpenAPSAMA/Autosens.java     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/OpenAPSAMA/Autosens.java b/app/src/main/java/info/nightscout/androidaps/plugins/OpenAPSAMA/Autosens.java
index b504dde984..1c02842ddc 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/OpenAPSAMA/Autosens.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/OpenAPSAMA/Autosens.java
@@ -25,6 +25,9 @@ public class Autosens {
 
         //console.error(mealTime);
 
+        if (glucose_data.size() < 3)
+            return new AutosensResult();
+
         double deviationSum = 0;
         double carbsAbsorbed = 0;