diff --git a/app/Http/Controllers/Admin/PlatformOrderController.php b/app/Http/Controllers/Admin/PlatformOrderController.php
index 25f1c2a..fc2df7e 100644
--- a/app/Http/Controllers/Admin/PlatformOrderController.php
+++ b/app/Http/Controllers/Admin/PlatformOrderController.php
@@ -419,6 +419,8 @@ class PlatformOrderController extends Controller
                     ->where('payment_status', 'paid')
                     ->where('status', 'activated')
                     ->whereRaw("JSON_EXTRACT(meta, '$.subscription_activation.subscription_id') IS NULL")
+                    // 口径一致：syncable_only=1 隐含 sync_status=unsynced（排除同步失败等异常单）
+                    ->whereRaw("JSON_EXTRACT(meta, '$.subscription_activation_error.message') IS NULL")
                     // 口径一致：排除（续费但未绑定订阅）的脏数据
                     ->where(function (\Illuminate\Database\Eloquent\Builder $q) {
                         $q->where('order_type', '!=', 'renewal')
@@ -2245,11 +2247,14 @@ class PlatformOrderController extends Controller
                 }
             })
             ->when(($filters['syncable_only'] ?? '') === '1', function (Builder $builder) {
-                // 只看可同步：已支付 + 已生效 + 尚未写入 subscription_activation.subscription_id
+                // 只看可同步：已支付 + 已生效 + 未同步 + 非失败
+                // - 未同步：subscription_activation.subscription_id 为空
+                // - 非失败：subscription_activation_error.message 为空
                 // 额外治理口径：排除（续费但未绑定订阅）的脏数据，避免误入可同步集合导致串单风险
                 $builder->where('payment_status', 'paid')
                     ->where('status', 'activated')
                     ->whereRaw("JSON_EXTRACT(meta, '$.subscription_activation.subscription_id') IS NULL")
+                    ->whereRaw("JSON_EXTRACT(meta, '$.subscription_activation_error.message') IS NULL")
                     ->where(function (Builder $q) {
                         $q->where('order_type', '!=', 'renewal')
                             ->orWhereNotNull('site_subscription_id');
diff --git a/tests/Feature/AdminPlatformOrderSyncableFilterShouldExcludeSyncFailedOrdersTest.php b/tests/Feature/AdminPlatformOrderSyncableFilterShouldExcludeSyncFailedOrdersTest.php
new file mode 100644
index 0000000..2d6e8db
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderSyncableFilterShouldExcludeSyncFailedOrdersTest.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderSyncableFilterShouldExcludeSyncFailedOrdersTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_syncable_only_filter_should_exclude_sync_failed_orders(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'po_syncable_filter_exclude_sync_failed_plan',
+            'name' => 'syncable_only 排除同步失败测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $good = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_SYNCABLE_OK_NO_ERROR_0001',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now()->subMinutes(10),
+            'paid_at' => now()->subMinutes(9),
+            'activated_at' => now()->subMinutes(8),
+            'meta' => [],
+        ]);
+
+        $bad = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_SYNCABLE_BAD_HAS_ERROR_0002',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now()->subMinutes(7),
+            'paid_at' => now()->subMinutes(6),
+            'activated_at' => now()->subMinutes(5),
+            'meta' => [
+                'subscription_activation_error' => [
+                    'message' => '模拟同步失败：站点已过期',
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders?syncable_only=1')
+            ->assertOk()
+            ->assertSee($good->order_no)
+            ->assertDontSee($bad->order_no);
+    }
+}