diff --git a/package/component/src/component/formItem/index.vue b/package/component/src/component/formItem/index.vue
index e2cb89ba..9fff82e1 100644
--- a/package/component/src/component/formItem/index.vue
+++ b/package/component/src/component/formItem/index.vue
@@ -145,8 +145,8 @@ const clearValidate = () => {
   errorStatus.value = false;
   errorMsg.value = "";
   const slotParentDiv = slotParent.value as HTMLDivElement;
-  slotParentDiv.childElementCount > 0 &&
-    slotParentDiv.firstElementChild?.classList.remove("layui-form-danger");
+  slotParentDiv?.childElementCount > 0 &&
+    slotParentDiv?.firstElementChild?.classList.remove("layui-form-danger");
 };
 
 defineExpose({ validate, clearValidate });
diff --git a/package/document-component/src/document/zh-CN/components/form.md b/package/document-component/src/document/zh-CN/components/form.md
index f6f4d3e5..3cea33ad 100644
--- a/package/document-component/src/document/zh-CN/components/form.md
+++ b/package/document-component/src/document/zh-CN/components/form.md
@@ -29,6 +29,9 @@
     <lay-form-item label="描述" prop="desc">
       <lay-textarea placeholder="请输入描述" v-model="model.desc"></lay-textarea>
     </lay-form-item>
+    <lay-form-item label="时间" prop="datetime" required>
+      <lay-date-picker v-model="model.datetime" range type="datetime"></lay-date-picker>
+    </lay-form-item>
     <lay-form-item>
       <lay-button @click="submitClick">提交</lay-button>
     </lay-form-item>