SQL Server Error: The type of column enq conflicts with the type of other columns specified in the UNPIVOT list

Error: The type of column enq conflicts with the type of other columns specified in the UNPIVOT list

ALTER PROCEDURE [dbo].[AnnualAnalysisChart] 
 -- Add the parameters for the stored procedure here  
  @UserId  int
 
AS  
BEGIN  
 -- SET NOCOUNT ON added to prevent extra result sets from  
 -- interfering with SELECT statements.  
 SET NOCOUNT ON;  
  
    -- Insert statements for procedure here  
 if @UserId = 0  
 Begin   
 IF OBJECT_ID('tempdb..#tempt') IS NOT NULL DROP TABLE #tempt
   select  SUM( cast (Target AS bigint)) as Tar,COUNT( cast (EnquiryId  AS bigint)) as enq,count( cast(BookingId  AS  bigint )) as bkg into #tempt  from tblUser u
inner join tblEnquiry e on u.UserId=e.UserId 
inner join tblBooking b on u.UserId=b.UserID
WHERE  DatePart(Year,(u.[CreatedOn]))=DatePart(Year, GETDATE())
AND DatePart(Year,(e.[CreatedOn]))=DatePart(Year, GETDATE())
AND DatePart(Year,(b.[CreatedOn]))=DatePart(Year, GETDATE())

select
  Description,
  value
  
from #tempt
unpivot
(
  value
  for Description in (Tar, enq, bkg)
) unpiv;
     
 End  
 Else  
 BEGIN  
 IF OBJECT_ID('tempdb..#tempt2') IS NOT NULL DROP TABLE #tempt2
 select   Target,COUNT(EnquiryId) as enq,count(BookingId) as bkg into #tempt2  from tblUser u
inner join tblEnquiry e on u.UserId=e.UserId 
inner join tblBooking b on u.UserId=b.UserID
WHERE u.UserId=@UserId
AND  DatePart(Year,(u.[CreatedOn]))=DatePart(Year, GETDATE())
AND DatePart(Year,(e.[CreatedOn]))=DatePart(Year, GETDATE())
AND DatePart(Year,(b.[CreatedOn]))=DatePart(Year, GETDATE())

group by Target

select
  Description,
  value
  
from #tempt2
unpivot
(
  value
  for Description in (Target, enq, bkg)
) unpiv;
 END  
END