diff --git a/android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothBeurerSanitas.java b/android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothBeurerSanitas.java
index db17ef04..78373835 100644
--- a/android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothBeurerSanitas.java
+++ b/android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothBeurerSanitas.java
@@ -234,7 +234,7 @@ public class BluetoothBeurerSanitas extends BluetoothCommunication {
                 stopMachineState();
                 break;
             case 8:
-                if (!currentRemoteUser.isNew) {
+                if (currentRemoteUser != null && !currentRemoteUser.isNew) {
                     sendCommand(CMD_DO_MEASUREMENT, encodeUserId(currentRemoteUser));
                     stopMachineState();
                 } else {