diff --git a/js/kiri-conf.js b/js/kiri-conf.js
index cf128ae0..aaf3356b 100644
--- a/js/kiri-conf.js
+++ b/js/kiri-conf.js
@@ -162,7 +162,7 @@ let gs_kiri_conf = exports;
             device_v1_to_v2(settings.device);
             device_v1_to_v2(settings.cdev.FDM);
             objectMap(settings.devices, dev => {
-                return device_from_code(dev);
+                return dev ? device_from_code(dev) : dev;
             });
             settings.ver = CVER;
         }
diff --git a/js/kiri-init.js b/js/kiri-init.js
index 4d2029c4..2a529db8 100644
--- a/js/kiri-init.js
+++ b/js/kiri-init.js
@@ -1662,6 +1662,7 @@ var gs_kiri_init = exports;
                     let wmaxy = wminy + whei + delta.y;
                     if (wminy < bminy || wmaxy > bmaxy) return;
                     widget.move(delta.x, delta.y, 0);
+                    API.event.emit('widget.move', {widget, delta});
                 });
                 platform.update_stock();
             } else {