diff --git a/ui/src/workflow/nodes/image-understand/index.vue b/ui/src/workflow/nodes/image-understand/index.vue
index 40f23847c..f2a5e70d9 100644
--- a/ui/src/workflow/nodes/image-understand/index.vue
+++ b/ui/src/workflow/nodes/image-understand/index.vue
@@ -221,8 +221,12 @@ const providerOptions = ref<Array<Provider>>([])
 const AIModeParamSettingDialogRef = ref<InstanceType<typeof AIModeParamSettingDialog>>()
 
 const aiChatNodeFormRef = ref<FormInstance>()
+const nodeCascaderRef = ref()
 const validate = () => {
-  return aiChatNodeFormRef.value?.validate().catch((err) => {
+    return Promise.all([
+    nodeCascaderRef.value ? nodeCascaderRef.value.validate() : Promise.resolve(''),
+    aiChatNodeFormRef.value?.validate()
+  ]).catch((err: any) => {
     return Promise.reject({ node: props.nodeModel, errMessage: err })
   })
 }