diff --git a/src/views/dashboard/overview/index.vue b/src/views/dashboard/overview/index.vue
index ca7ac6a3..ddbd8d9a 100644
--- a/src/views/dashboard/overview/index.vue
+++ b/src/views/dashboard/overview/index.vue
@@ -304,7 +304,7 @@ onMounted(() => {
           });
           udmOtions.value = arr1;
           if (arr1.length > 0) {
-            fnSelectUDM(arr1[0].value);
+            fnSelectUDM({ key: arr1[0].value });
           }
 
           // 过滤不可用的网元
@@ -387,7 +387,11 @@ onBeforeUnmount(() => {
                   </div>
                   <template #overlay>
                     <a-menu @click="fnSelectUDM">
-                      <a-menu-item v-for="v in udmOtions" :key="v.value">
+                      <a-menu-item
+                        v-for="v in udmOtions"
+                        :key="v.value"
+                        :disabled="udmNeId === v.value"
+                      >
                         {{ v.label }}
                       </a-menu-item>
                     </a-menu>