bugfix: "更新乐团缴费日历的状态"定时任务执行异常

mec-biz/src/main/resources/config/mybatis/MusicGroupPaymentCalenderMapper.xml

@@ -106,7 +106,7 @@
 	    <foreach collection="list" item="item" index="index" open="" close="" separator=";">
 	        UPDATE music_group_payment_calender
 	        <set>
-                <if test="paymentPattern != null">
+                <if test="item.paymentPattern != null">
                     payment_pattern_ = #{paymentPattern},
                 </if>
 	            <if test="item.type != null">