diff --git a/packages/app-backend-vue3/src/components/data.ts b/packages/app-backend-vue3/src/components/data.ts
index 9aa717598..9508aee5c 100644
--- a/packages/app-backend-vue3/src/components/data.ts
+++ b/packages/app-backend-vue3/src/components/data.ts
@@ -195,7 +195,7 @@ function processSetupState(instance) {
       let isOther = typeof value === 'function'
         || typeof value?.render === 'function'
         || typeof value?.__asyncLoader === 'function'
-        || (typeof value === 'object' && ('setup' in value || 'props' in value))
+        || (typeof value === 'object' && value && ('setup' in value || 'props' in value))
 
       if (rawData) {
         const info = getSetupStateInfo(rawData)