商贸版6.1反过账

添加服务，应用商店打不开，请问有什么插件 可以添加反过账吗

怎么操作啊，我也是烦恼了好几天了
:handshake
{:5_150:}
if not exists(select 1 from t_SystemProfile where FCategory='General' and FKey ='unPosKey')
insert t_SystemProfile(FCategory,FKey,FValue,FReadonly,FDescription,FLevel) values('General','unPosKey','On',0,'允许反过账',1)
if not exists(select 1 from t_SystemProfile where FCategory='GL' and FKey ='NewVchUseNumberVisible')
insert t_SystemProfile(FCategory,FKey,FValue,FReadonly,FDescription,FLevel) values('GL','NewVchUseNumberVisible',0,0,'新增凭证自动填补断号可见性',1)
if not exists(select 1 from t_SystemProfile where FCategory='General' and FKey ='ClearLogToolVisible')
insert t_SystemProfile(FCategory,FKey,FValue,FRead