How do I resolve the following error using SQL Server 2008 "Invalid parameter 1 specified for datediff"?

How do I resolve the following error using SQL Server 2008?

dtCreated has a data type of datetime and has a value such as "2009-08-03 00:00:00.000"

Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 3
Invalid parameter 1 specified for datediff.
Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 5
Invalid parameter 1 specified for datediff.
Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 7
Invalid parameter 1 specified for datediff.

USE [CSL]
GO
/****** Object:  StoredProcedure [dbo].[proc_CSL_DistinctEntity]    Script Date: 09/23/2016 17:42:33 ******/
SET ANSI_NULLS OFF
GO
SET QUOTED_IDENTIFIER OFF
GO
ALTER PROCEDURE [dbo].[proc_CSL_UnresolvedRequests]
AS
SELECT revID,dtCreated, 'ReversePositive', createdBy, datediff("d", dtcreated,getdate())
FROM tbl_CSL_Reversepositive where _status='Not Completed'
UNION SELECT stopID, dtCreated,'StopPayment/VoidCheck',createdBy, datediff("d", dtcreated,getdate())
FROM tbl_CSL_Stopvoidpay where _status='Not Completed'
UNION SELECT undeliverID, dtCreated, 'UndeliverableChecks',createdBy, datediff("d", dtcreated,getdate())
FROM tbl_CSL_Undeliverablechecks where _status='Not Completed'
zimmer9Asked:
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Ryan ChongBusiness Systems Analyst , ex-Senior Application EngineerCommented:
Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 3
Invalid parameter 1 specified for datediff.
Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 5
Invalid parameter 1 specified for datediff.
Msg 1023, Level 15, State 1, Procedure proc_CSL_UnresolvedRequests, Line 7
Invalid parameter 1 specified for datediff.
check the DateDiff syntax here:

DATEDIFF (Transact-SQL)
https://msdn.microsoft.com/en-us/library/ms189794.aspx

hence, you need to replace:
datediff("d", dtcreated,getdate())

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to:
datediff(day, dtcreated,getdate())

Open in new window

instead
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Microsoft SQL Server

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