diff --git a/app/src/main/java/info/nightscout/android/medtronic/service/MedtronicCnlIntentService.java b/app/src/main/java/info/nightscout/android/medtronic/service/MedtronicCnlIntentService.java
index df782bab1b0aef6d3c9cab5338685247db2ba526..327895b86d96e6582f240f497c7c2c5765bb6532 100644
--- a/app/src/main/java/info/nightscout/android/medtronic/service/MedtronicCnlIntentService.java
+++ b/app/src/main/java/info/nightscout/android/medtronic/service/MedtronicCnlIntentService.java
@@ -39,6 +39,7 @@ import info.nightscout.android.utils.ConfigurationStore;
 import info.nightscout.android.utils.DataStore;
 import info.nightscout.android.xdrip_plus.XDripPlusUploadReceiver;
 import io.realm.Realm;
+import io.realm.RealmResults;
 
 public class MedtronicCnlIntentService extends IntentService {
     public final static int USB_VID = 0x1a79;
@@ -245,15 +246,12 @@ public class MedtronicCnlIntentService extends IntentService {
                             sendStatus("Pump sent old SGV event, re-polling...");
                         }
 
-                        //MainActivity.timeLastGoodSGV =  pumpRecord.getEventDate().getTime(); // track last good sgv event time
-                        //MainActivity.pumpBattery =  pumpRecord.getBatteryPercentage(); // track pump battery
-                        timeLastGoodSGV = pumpRecord.getEventDate().getTime();
                         dataStore.clearUnavailableSGVCount(); // reset unavailable sgv count
 
                         // Check that the record doesn't already exist before committing
                         RealmResults<PumpStatusEvent> checkExistingRecords = activePump.getPumpHistory()
                                 .where()
-                                .equalTo("eventDate", pumpRecord.getEventDate())    // >>>>>>> check as event date may not = exact pump event date due to it being stored with offset added this could lead to dup events due to slight variability in time offset
+                                .equalTo("sgvDate", pumpRecord.getSgvDate())
                                 .equalTo("sgv", pumpRecord.getSgv())
                                 .findAll();
 
diff --git a/app/src/main/java/info/nightscout/android/upload/nightscout/serializer/EntriesSerializer.java b/app/src/main/java/info/nightscout/android/upload/nightscout/serializer/EntriesSerializer.java
index c33c6e103a43cb7f2437b4d3819b620a9eb29c3f..1f40ab015abd146de2c596efb414ad798df58594 100644
--- a/app/src/main/java/info/nightscout/android/upload/nightscout/serializer/EntriesSerializer.java
+++ b/app/src/main/java/info/nightscout/android/upload/nightscout/serializer/EntriesSerializer.java
@@ -81,7 +81,7 @@ public class EntriesSerializer implements JsonSerializer<PumpStatusEvent> {
         jsonObject.addProperty("device", src.getDeviceName());
         jsonObject.addProperty("type", "sgv");
         jsonObject.addProperty("date", src.getSgvDate().getTime());
-        jsonObject.addProperty("dateString", String.valueOf(src.getEventDate()));
+        jsonObject.addProperty("dateString", String.valueOf(src.getSgvDate()));
 
         return jsonObject;
     }