diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/IobCobCalculator/IobCobCalculatorPlugin.java b/app/src/main/java/info/nightscout/androidaps/plugins/IobCobCalculator/IobCobCalculatorPlugin.java
index da7668776a..6b26cc00a4 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/IobCobCalculator/IobCobCalculatorPlugin.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/IobCobCalculator/IobCobCalculatorPlugin.java
@@ -619,6 +619,8 @@ public class IobCobCalculatorPlugin implements PluginBase {
         if (MainApp.getConfigBuilder() == null)
             return; // app still initializing
         Profile profile = MainApp.getConfigBuilder().getProfile();
+        if (profile == null)
+            return; // app still initializing
         dia = profile.getDia();
         if (ev == null) { // on init no need of reset
             return;