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 d15435c1c1..bbc06169b9 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
@@ -234,7 +234,7 @@ public class IobCobCalculatorPlugin implements PluginBase {
         synchronized (dataLock) {
             NSProfile profile = ConfigBuilderPlugin.getActiveProfile() != null ? ConfigBuilderPlugin.getActiveProfile().getProfile() : null;
 
-            if (profile == null) {
+            if (profile == null || profile.getIsf(NSProfile.secondsFromMidnight()) == null || profile.getIc(NSProfile.secondsFromMidnight()) == null) {
                 log.debug("calculateSensitivityData: No profile available");
                 return;
             }