need some help

USE [Character]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER OFF
GO
ALTER FUNCTION [dbo].[FN_BinDateToDateTime] (
@i_bin_time binary(4)
) RETURNS datetime
AS
BEGIN
DECLARE @v_datetime datetime
DECLARE @v_strAux varchar(20)
DECLARE @v_strtime varchar(20)
SET @v_strAux = CAST(CAST(@i_bin_time as int) as varchar(20))
IF len(@v_strAux) = 7
SELECT @v_strtime = '20180' + CAST(CAST(@i_bin_time as int) as varchar(20))
ELSE
IF len(@v_strAux) = 8
SELECT @v_strtime = '2018' + CAST(CAST(@i_bin_time as int) as varchar(20))
ELSE
SELECT @v_strtime = '201' + CAST(CAST(@i_bin_time as int) as varchar(20))

SELECT @v_strtime = SUBSTRING(@v_strtime,1,4)
+'-'+SUBSTRING(@v_strtime,5,2)
+'-'+SUBSTRING(@v_strtime,7,2)
+' '+SUBSTRING(@v_strtime,9,2)
+':'+SUBSTRING(@v_strtime,11,2)
SELECT @v_datetime = CAST(@v_strtime as datetime)
RETURN @v_datetime
END

USE [Character];
GO
DECLARE @v_siege_no char(10)
DECLARE @guild_code varchar(10)
DECLARE @guild_name varchar(30)
DECLARE @v_strDate varchar(10)
DECLARE @[Only registered and activated users can see links. Click Here To Register...]egdate varchar(10)
DECLARE @v_strChannel varchar(2)
DECLARE @i_bychannel tinyint
DECLARE @o_dwDungeonRegistTime varbinary(4)
DECLARE @o_DeadFrontTimeInfo varbinary(1000)
DECLARE @o_sp_rtn int
DECLARE @o_dwRegistTimeStart varbinary(4)
DECLARE @o_dwRegistTimeEnd varbinary(4)
DECLARE @o_dwTaxRegistTime varbinary(4)
DECLARE @o_dwStartTime varbinary(4)
DECLARE @o_dwRegistTime varbinary(4)
DECLARE @v_strDate1 varchar(10)
DECLARE @i_GetDate datetime
DECLARE @v_siege_start_date varchar(14)
DECLARE @v_siege_start_time varbinary(4)
SET @i_GetDate=getdate()
-- Siege War Every Saturday:
SELECT @v_siege_start_date = CONVERT(VARCHAR(10), DATEADD(d, 7-DATEPART(dw, @i_GetDate), @i_GetDate), 112) + '210000'
--
SELECT @v_siege_start_time = SUBSTRING(@v_siege_start_date,4,1) * 100000000
+ SUBSTRING(@v_siege_start_date,5,2) * 1000000
+ SUBSTRING(@v_siege_start_date,7,2) * 10000
+ SUBSTRING(@v_siege_start_date,9,2) * 100
+ SUBSTRING(@v_siege_start_date,11,2)
SET @guild_code = '001'
SET @guild_name = 'FirstSiege'
SET @v_siege_no = SUBSTRING(dbo.FN_DateToShortStrDate(GetDate()), 3, 4) + '0001'
INSERT
INTO GUILD_INFO(guild_code, guild_name, guild_Level, bystate, bychannel)
VALUES (@guild_code, @guild_name, 3, 1, 1)
INSERT
INTO SIEGE_INFO(SIEGE_NO, CHANNEL_NO, GUILD_CODE, GUILD_NAME, DWSTARTTIME, BYREGISTTIMEFLAG, DEFENDER_INFO, SIEGE_TAG)
VALUES (@v_siege_no, 1, @guild_code, @guild_name,@v_siege_start_time, 1, 0X0000, 'Y')
EXEC SP_SIEGE_START_TIME_U @guild_code,1,0x01,@v_siege_start_time output,@o_dwRegistTime output,@o_sp_rtn output
SET @v_strDate1=dbo.FN_BinDateToDateTime(@v_siege_star t_time)
DECLARE @P1 varchar(13)
SET @P1=NULL
DECLARE @P2 varchar(33)
SET @P2=NULL
DECLARE @P3 varchar(25)
SET @P3=NULL
DECLARE @P4 varbinary(4)
SET @P4=NULL
DECLARE @P5 varbinary(4)
SET @P5=NULL
DECLARE @P6 varbinary(4)
SET @P6=NULL
DECLARE @P7 varbinary(4)
SET @P7=NULL
DECLARE @P8 varbinary(4)
SET @P8=NULL
DECLARE @P9 varbinary(4)
SET @P9=NULL
DECLARE @P10 varbinary(4)
SET @P10=NULL
DECLARE @P11 varbinary(2)
SET @P11=NULL
DECLARE @[Only registered and activated users can see links. Click Here To Register...] varbinary(2)
SET @[Only registered and activated users can see links. Click Here To Register...]=NULL
DECLARE @P13 varbinary(2)
SET @P13=NULL
DECLARE @[Only registered and activated users can see links. Click Here To Register...] int
SET @[Only registered and activated users can see links. Click Here To Register...]=NULL
DECLARE @P15 int
SET @P15=NULL
DECLARE @P16 varbinary(4)
SET @P16=NULL
DECLARE @[Only registered and activated users can see links. Click Here To Register...] varbinary(996)
SET @[Only registered and activated users can see links. Click Here To Register...]=NULL
DECLARE @[Only registered and activated users can see links. Click Here To Register...] varbinary(996)
SET @[Only registered and activated users can see links. Click Here To Register...]=NULL
DECLARE @P19 varbinary(1000)
SET @P19=NULL
DECLARE @P20 int
SET @P20=NULL
EXEC SP_SIEGE_INFO_R 1, @P1 output, @P2 output, @P3 output, @P4 output, @P5 output, @P6 output, @P7 output, @P8 output, @P9 output, @P10 output, @P11 output, @[Only registered and activated users can see links. Click Here To Register...] output, @P13 output, @[Only registered and activated users can see links. Click Here To Register...] output, @P15 output, @P16 output, @[Only registered and activated users can see links. Click Here To Register...] output, @[Only registered and activated users can see links. Click Here To Register...] output, @P19 output, @P20 output
SELECT @P1, @P2, @P3, @P4, @P5, @P6,@v_strDate1