编译好的存储过程，调试时出错。帮帮我

huangliu

调试时的错误信息：[Microsoft][ODBC SQL Server Driver]对于造型说明无效的字符值

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CREATE       Procedure S004IU01
        @idPayed int output,
        @dDatePay smallDatetime,
        @sCustomer nvarchar(30),
        @idCurrency tinyint,
        @idPayType tinyint,
        @Remark nvarchar(50)
As
If @idPayed=-1
    Begin
        insert into payed(DatePay,customer,idCurrency,idPayType,Remark)
        values(@dDatePay,@sCustomer,@idCurrency,@idPayType,@Remark)
        Select @idPayed=@@identity
    End
else
    Update Payed Set DatePay=@dDatePay,Customer=@sCustomer,idCurrency=@idCurrency,
    idPayType=@idPayType,Remark=@Remark Where idPayed=@idPayed