diff --git a/web/src/views/im/registrationInvite/index.vue b/web/src/views/im/registrationInvite/index.vue
index 10454e9..50c6e78 100644
--- a/web/src/views/im/registrationInvite/index.vue
+++ b/web/src/views/im/registrationInvite/index.vue
@@ -155,7 +155,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致后端拒绝查询）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   function selectedTenantId() {
     return Number(searchFormRef.value?.formModel?.tenantId || 0);
diff --git a/web/src/views/imDeadLetter/index.vue b/web/src/views/imDeadLetter/index.vue
index 5ffdb98..992ab68 100644
--- a/web/src/views/imDeadLetter/index.vue
+++ b/web/src/views/imDeadLetter/index.vue
@@ -91,7 +91,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致列表为空）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   onMounted(async () => {
     loadOptions();
diff --git a/web/src/views/imGroup/index.vue b/web/src/views/imGroup/index.vue
index ecf8218..6cad6f2 100644
--- a/web/src/views/imGroup/index.vue
+++ b/web/src/views/imGroup/index.vue
@@ -106,7 +106,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致列表为空）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   // 查看详情
   function handleView(record: Recordable) {
diff --git a/web/src/views/imKafkaCommand/index.vue b/web/src/views/imKafkaCommand/index.vue
index f7da564..65f8b1f 100644
--- a/web/src/views/imKafkaCommand/index.vue
+++ b/web/src/views/imKafkaCommand/index.vue
@@ -82,7 +82,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致列表为空）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   async function sendCacheInvalidate() {
     const tenant = getFirstTenant();
diff --git a/web/src/views/imRealname/index.vue b/web/src/views/imRealname/index.vue
index 610e4da..b93dc2b 100644
--- a/web/src/views/imRealname/index.vue
+++ b/web/src/views/imRealname/index.vue
@@ -96,7 +96,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致列表为空）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   function handleReview(record: State, status: string, reviewReason = '') {
     Review({ tenantId: record.tenantId, id: record.id, status, reviewReason }).then(() => {
diff --git a/web/src/views/imSensitiveWord/index.vue b/web/src/views/imSensitiveWord/index.vue
index 136b281..72c66fb 100644
--- a/web/src/views/imSensitiveWord/index.vue
+++ b/web/src/views/imSensitiveWord/index.vue
@@ -217,7 +217,7 @@
   const resetTenantOptions = computed(() =>
     policyTenantOptions.value.filter((v) => Number(v.value) > 0)
   );
-  const onSearchReset = imSearchReset(searchFormRef, resetTenantOptions, reload);
+  const onSearchReset = imSearchReset(setFieldsValue, resetTenantOptions, reload);
   const actionColumn = reactive({
     width: 150,
     title: '操作',
@@ -315,7 +315,11 @@
   }
   watch(
     () => searchFormRef.value?.formModel?.tenantId,
-    () => loadGroups()
+    () => {
+      // 重置瞬间 tenantId 会被清空，此时发起 tenantId=0 的分组查询必被后端拒绝；
+      // 跳过空租户，等回填后再加载。
+      if (Number(searchFormRef.value?.formModel?.tenantId || 0) > 0) loadGroups();
+    }
   );
   onMounted(async () => {
     loadOptions();
diff --git a/web/src/views/imTaskDashboard/index.vue b/web/src/views/imTaskDashboard/index.vue
index 609c2d4..e3d4739 100644
--- a/web/src/views/imTaskDashboard/index.vue
+++ b/web/src/views/imTaskDashboard/index.vue
@@ -60,7 +60,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致后端拒绝查询）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   onMounted(async () => {
     loadOptions();
diff --git a/web/src/views/imTenantOptions.ts b/web/src/views/imTenantOptions.ts
index a2e729c..c7d315d 100644
--- a/web/src/views/imTenantOptions.ts
+++ b/web/src/views/imTenantOptions.ts
@@ -46,8 +46,13 @@ export async function loadImTenantOptions(
     return target.value;
   }
 
-  const res = await TenantList(params);
-  target.value = (res?.list || []).map(toTenantOption);
+  // 平台账号：加载全部商户；失败时保留旧选项，避免页面初始化被单个请求失败打断
+  try {
+    const res = await TenantList(params);
+    target.value = (res?.list || []).map(toTenantOption);
+  } catch (err) {
+    console.error('loadImTenantOptions failed:', err);
+  }
   return target.value;
 }
 
@@ -71,26 +76,25 @@ export function lockTenantSchema(schema?: FormSchema) {
   props.clearable = false;
 }
 
-interface ImSearchFormRef {
-  setFieldsValue: (values: Record<string, any>) => Promise<void>;
-}
-
 /**
  * 统一搜索重置回调：BasicForm 的 resetFields 会把包括 tenantId 在内的全部搜索字段清空，
  * 随后的自动查询因缺商户条件命中前端空列表 guard（或被后端以「请选择IM租户」拒绝）。
  * 此工厂返回的回调在 reset 之后把商户下拉回填为当前选项列表的第一项
  * （商户绑定账号=自己商户；平台账号=全部商户列表第一项），再触发查询——
  * 与各页面初始加载（onMounted 默认选中第一项）的行为保持一致。
+ *
+ * setFieldsValueFn 必须传页面 useForm() 解构出的 setFieldsValue（与 onMounted 同一通道），
+ * 不要用模板 ref 上的实例方法（可靠性不足）。
  */
 export function imSearchReset(
-  searchFormRef: Ref<ImSearchFormRef | null>,
+  setFieldsValueFn: (values: Record<string, any>) => Promise<void> | void,
   tenantOptions: Ref<ImTenantOption[]>,
   reload: () => unknown,
 ) {
   return async () => {
     const first = Number(tenantOptions.value[0]?.value || 0);
     if (first > 0) {
-      await searchFormRef.value?.setFieldsValue({ tenantId: first });
+      await setFieldsValueFn({ tenantId: first });
     }
     await reload();
   };
diff --git a/web/src/views/imUser/index.vue b/web/src/views/imUser/index.vue
index 9975715..9e606aa 100644
--- a/web/src/views/imUser/index.vue
+++ b/web/src/views/imUser/index.vue
@@ -382,7 +382,7 @@
   }
 
   // 重置后回填商户下拉第一个选项再查询（避免 tenantId 被清空导致列表为空）
-  const onSearchReset = imSearchReset(searchFormRef, tenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, tenantOptions, reloadTable);
 
   // 查看详情
   function handleView(record: Recordable) {
@@ -595,7 +595,12 @@
 
   watch(
     () => searchFormRef.value?.formModel?.tenantId,
-    (tenantId) => loadPolicyGroupOptions(Number(tenantId || 0))
+    (tenantId) => {
+      // 重置瞬间 formModel.tenantId 会被清空，此时发起 tenantId=0 的策略组查询必被后端拒绝；
+      // 跳过空租户，等回填后再加载。
+      const tid = Number(tenantId || 0);
+      if (tid > 0) loadPolicyGroupOptions(tid);
+    }
   );
 
   onMounted(async () => {
diff --git a/web/src/views/imUserPolicyGroup/index.vue b/web/src/views/imUserPolicyGroup/index.vue
index 73bac21..9e96f82 100644
--- a/web/src/views/imUserPolicyGroup/index.vue
+++ b/web/src/views/imUserPolicyGroup/index.vue
@@ -303,7 +303,7 @@
   const resetTenantOptions = computed(() =>
     policyTenantOptions.value.filter((v) => Number(v.value) > 0)
   );
-  const onSearchReset = imSearchReset(searchFormRef, resetTenantOptions, reloadTable);
+  const onSearchReset = imSearchReset(setFieldsValue, resetTenantOptions, reloadTable);
   const actionColumn = reactive({
     width: 300,
     title: '操作',