diff --git a/src/views/inm/mioitem.vue b/src/views/inm/mioitem.vue
index 82f5dd2f..1d129e6a 100644
--- a/src/views/inm/mioitem.vue
+++ b/src/views/inm/mioitem.vue
@@ -102,7 +102,7 @@
 							width="300"
 						>
 							<template #default="scope">
-								<div v-if="scope.row.assemb.length > 0">
+								<div v-if="scope.row.assemb!==null&&scope.row.assemb.length > 0">
 									<div
 										v-for="item in scope.row.assemb"
 										:key="item.id"