minor php74 fix

@@ -133,9 +133,11 @@ abstract class ImmoScoutAPI extends GuzzleClient
         $token_secret = '';
         $token_secret = '';
         if ($authorized) {
         if ($authorized) {
             $tokenArray = static::restoreAccessToken();
             $tokenArray = static::restoreAccessToken();
+            if($tokenArray && is_array($tokenArray)){
                 $token = $tokenArray[0];
                 $token = $tokenArray[0];
                 $token_secret = $tokenArray[1];
                 $token_secret = $tokenArray[1];
             }
             }
+        }
 
 
         $stack = HandlerStack::create();
         $stack = HandlerStack::create();
         $oAuth = new Oauth1([
         $oAuth = new Oauth1([