feat: EK-76: Member Auto-Maintenance.

common/models/forms/OrderForm.php

@@ -1468,9 +1468,11 @@ class OrderForm extends Model
                 $ampPeriods[] = [
                     'USER_ID' => $order->USER_ID,
                     'ORDER_SN' => $order->SN,
-                    'PERIOD_NUM' => $startPeriodNum + $i - 1,
+                    'PERIOD_NUM' => $startPeriodNum,
                     'BV' => $currentBv,
                 ];
+
+                $startPeriodNum++;
             }
 
             if (!empty($ampPeriods)) {