bugfix

common/models/Period.php

@@ -185,8 +185,8 @@ class Period extends \common\components\ActiveRecord
 
     public function getTeamsPeriodNum(){
         $this->nowPeriodArr = static::find()->where('IS_CLOSED=1 AND IS_SENT=0')->orderBy('PERIOD_NUM ASC')->asArray()->one();
-        $this->setPeriodNum($this->nowPeriodArr['PERIOD_NUM']);
         if($this->nowPeriodArr){
+            $this->setPeriodNum($this->nowPeriodArr['PERIOD_NUM']);
             return $this->nowPeriodArr['PERIOD_NUM'];
         } else {
             return self::SYSTEM_START_PERIOD_NUM;