问题处理

src/views/student/In-site-message/index.vue

@@ -52,7 +52,7 @@
 	}
 
 	const messageCategoryList = tool.dictList('MESSAGE_CATEGORY')
-	const selectedKeys = ref(new Array(messageCategoryList[0].value))
+	const selectedKeys = ref(new Array(messageCategoryList[0]?.value))
 	const table = ref()
 	const detailRef = ref()
 	const columns = [