diff --git a/src/views/demo/curd/config/content.ts b/src/views/demo/curd/config/content.ts
index 9416c50b..b4ad2084 100644
--- a/src/views/demo/curd/config/content.ts
+++ b/src/views/demo/curd/config/content.ts
@@ -18,8 +18,10 @@ const contentConfig: IContentConfig<UserPageQuery> = {
   indexAction: function (params) {
     if ("createAt" in params) {
       const createAt = params.createAt as string[];
-      params.startTime = createAt[0];
-      params.endTime = createAt[1];
+      if (createAt?.length > 1) {
+        params.startTime = createAt[0];
+        params.endTime = createAt[1];
+      }
       delete params.createAt;
     }
     return UserAPI.getPage(params);
diff --git a/src/views/demo/table-select/config/select.ts b/src/views/demo/table-select/config/select.ts
index a944d644..64f1e7b3 100644
--- a/src/views/demo/table-select/config/select.ts
+++ b/src/views/demo/table-select/config/select.ts
@@ -84,8 +84,10 @@ const selectConfig: ISelectConfig = {
   indexAction: function (params) {
     if ("createAt" in params) {
       const createAt = params.createAt as string[];
-      params.startTime = createAt[0];
-      params.endTime = createAt[1];
+      if (createAt?.length > 1) {
+        params.startTime = createAt[0];
+        params.endTime = createAt[1];
+      }
       delete params.createAt;
     }
     return UserAPI.getPage(params);
diff --git a/src/views/system/user/index.vue b/src/views/system/user/index.vue
index 544c620e..f480b0a2 100644
--- a/src/views/system/user/index.vue
+++ b/src/views/system/user/index.vue
@@ -311,6 +311,9 @@ watch(dateTimeRange, (newVal) => {
   if (newVal) {
     queryParams.startTime = newVal[0];
     queryParams.endTime = newVal[1];
+  } else {
+    queryParams.startTime = undefined;
+    queryParams.endTime = undefined;
   }
 });