diff --git a/FHEM/73_GardenaSmartBridge.pm b/FHEM/73_GardenaSmartBridge.pm
index f75ae1f..b157b98 100644
--- a/FHEM/73_GardenaSmartBridge.pm
+++ b/FHEM/73_GardenaSmartBridge.pm
@@ -1228,7 +1228,8 @@ sub createHttpValueStrings {
             && defined( $hash->{helper}{locations_id} ) );
     }
 
-    $uri = '/devices/'.InternalVal($hash->{helper}{debug_device}, 'DEVICEID', 0 ) if ( ($hash->{helper}{debug_device}) ne 'none' );
+    $uri = '/devices/'.InternalVal($hash->{helper}{debug_device}, 'DEVICEID', 0 ) if ( ($hash->{helper}{debug_device}) ne 'none' 
+                                                                                       && defined( $hash->{helper}{locations_id} ) );
     $uri = '/auth/token' if ( !defined( $hash->{helper}{session_id} ) );
 
     if ( defined( $hash->{helper}{locations_id} ) ) {
diff --git a/controls_GardenaSmartDevice.txt b/controls_GardenaSmartDevice.txt
index 7473625..b63cc67 100644
--- a/controls_GardenaSmartDevice.txt
+++ b/controls_GardenaSmartDevice.txt
@@ -1,2 +1,2 @@
-UPD 2021-07-28_21:43:23 47158 FHEM/73_GardenaSmartBridge.pm
+UPD 2021-07-28_21:51:10 47290 FHEM/73_GardenaSmartBridge.pm
 UPD 2021-07-28_21:36:45 56217 FHEM/74_GardenaSmartDevice.pm