diff --git a/src/app.js b/src/app.js
index 299198f0..e2fd101b 100644
--- a/src/app.js
+++ b/src/app.js
@@ -17683,7 +17683,9 @@ console.log(`isLinux: ${LINUX}`);
 
     $app.methods.getUserFavoriteWorlds = async function (userId) {
         this.userDialog.isFavoriteWorldsLoading = true;
-        this.$refs.favoriteWorlds.currentName = '0'; // select first tab
+        if (typeof this.$refs.favoriteWorlds !== 'undefined') {
+            this.$refs.favoriteWorlds.currentName = '0'; // select first tab
+        }
         this.userFavoriteWorlds = [];
         var worldLists = [];
         var params = {
diff --git a/src/mixins/dialogs/userDialog.pug b/src/mixins/dialogs/userDialog.pug
index be83ea0f..200fb00c 100644
--- a/src/mixins/dialogs/userDialog.pug
+++ b/src/mixins/dialogs/userDialog.pug
@@ -922,7 +922,7 @@ mixin userDialog
                                 .x-friend-list(style='margin-top: 10px; margin-bottom: 15px; min-height: 60px')
                                     .x-friend-item.x-friend-item-border(
                                         v-for='world in list[2]'
-                                        :key='world.id'
+                                        :key='world.favoriteId'
                                         @click='showWorldDialog(world.id)')
                                         .avatar
                                             img(v-lazy='world.thumbnailImageUrl')