diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
index 840220ab5..e731eb7ce 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
@@ -104,7 +104,8 @@ public abstract class AbstractDeviceCoordinator implements DeviceCoordinator {
             supportedDeviceName = getSupportedDeviceName();
         }
         if (supportedDeviceName == null) {
-            throw new RuntimeException(getClass() + " should either override getSupportedDeviceName or supports(GBDeviceCandidate)");
+            LOG.error(getClass() + " should either override getSupportedDeviceName or supports(GBDeviceCandidate)");
+            return false;
         }
 
         return supportedDeviceName.matcher(candidate.getName()).matches();
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/scannable/ScannableDeviceCoordinator.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/scannable/ScannableDeviceCoordinator.java
index 797372b02..5b5d7dd47 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/scannable/ScannableDeviceCoordinator.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/scannable/ScannableDeviceCoordinator.java
@@ -8,10 +8,16 @@ import nodomain.freeyourgadget.gadgetbridge.devices.AbstractBLEDeviceCoordinator
 import nodomain.freeyourgadget.gadgetbridge.entities.DaoSession;
 import nodomain.freeyourgadget.gadgetbridge.entities.Device;
 import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceCandidate;
 import nodomain.freeyourgadget.gadgetbridge.service.DeviceSupport;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.unknown.UnknownDeviceSupport;
 
 public class ScannableDeviceCoordinator extends AbstractBLEDeviceCoordinator {
+    @Override
+    public boolean supports(GBDeviceCandidate candidate) {
+        return false;
+    }
+
     @Override
     protected void deleteDevice(@NonNull GBDevice gbDevice, @NonNull Device device, @NonNull DaoSession session) throws GBException {