diff --git a/src/views/device/Instance/Detail/Function/index.vue b/src/views/device/Instance/Detail/Function/index.vue
index 37dcd1e9..b830c24f 100644
--- a/src/views/device/Instance/Detail/Function/index.vue
+++ b/src/views/device/Instance/Detail/Function/index.vue
@@ -29,7 +29,7 @@ const menuStory = useMenuStore();
 const instanceStore = useInstanceStore();
 // const emits = defineEmits(['onJump']);
 
-const metadata = computed(() => JSON.parse(instanceStore.detail.metadata));
+const metadata = computed(() => JSON.parse(instanceStore.detail?.metadata || '{}'));
 
 const activeKey = ref('Simple');
 const tabs = {