diff --git a/src/components/FileManageDialog.vue b/src/components/FileManageDialog.vue
index ad34674..50d1c7b 100644
--- a/src/components/FileManageDialog.vue
+++ b/src/components/FileManageDialog.vue
@@ -297,11 +297,14 @@
             <div class="col-2 text-h6">
               {{ $t("directoriy count") }}: {{ directory_count }}
             </div>
-            <div v-if="free_space" class="col-2 text-h6 q-mx-md">
+            <div
+              v-if="typeof free_space == 'number'"
+              class="col-2 text-h6 q-mx-md"
+            >
               &nbsp;&nbsp;&nbsp;&nbsp;
             </div>
 
-            <div class="col-2 text-h6" v-if="free_space">
+            <div class="col-2 text-h6" v-if="typeof free_space == 'number'">
               {{ $t("free space") }}:
               <span v-if="free_space / 1024 / 1024 / 1024 > 0">
                 {{ (free_space / 1024 / 1024 / 1024).toFixed(1) }}GB
diff --git a/src/components/SignalSourceGroupDialog.vue b/src/components/SignalSourceGroupDialog.vue
index 3d0cfe6..8ba8845 100644
--- a/src/components/SignalSourceGroupDialog.vue
+++ b/src/components/SignalSourceGroupDialog.vue
@@ -255,7 +255,7 @@ export default defineComponent({
               (e) => e && e.uuid == options.data?.uuid
             );
           if (signal_item_data_) {
-            selected.value = signal_item_data_.parent_uuid;
+            selected.value = signal_item_data_.uuid;
           } else {
             selected.value = "";
           }