Here's the error message.Msg 116, Level 16, State 1, Procedure spInsertClientIndividuals, Line 24Only one expression can be specified in the select list when the subquery is not introduced with EXISTS.Here's the code.USE byrndbGOIF OBJECT_ID('spInsertClientIndividuals') IS NOT NULL DROP PROCEDURE spInsertClientIndividualsGOCREATE PROC spInsertClientIndividuals @IFirstName varchar(50) = NULL, @ILastName varchar(50) = NULL, @IAddress1 varchar(30) = NULL, @IAddress2 varchar(30) = NULL, @ICity varchar(15) = NULL, @IState int = 1, @IZipcode varchar(10) = NULL, @IHomePhone varchar(12) = NULL, @IWorkPhone varchar(12) = NULL, @IWorkPhoneExt varchar(4) = NULL, @IFaxPhone varchar(12) = NULL, @ICellPhone varchar(12) = NULL, @IEmail varchar(50) = NULL, @IID int = NULL, @FullName varchar(150) = NULLASINSERT clientIndividuals VALUES (UPPER(@IFirstName), UPPER(@ILastName), UPPER(@IAddress1), UPPER (@IAddress2), UPPER(@ICity), @IState, @IZipcode, @IHomePhone, @IWorkPhone, @IWorkPhoneExt, @IFaxPhone, @ICellPhone, @IEmail)SET @IID = (SELECT * FROM clientIndividuals WHERE ClientIndividualID = IDENT_CURRENT('clientIndividuals'))BEGIN SET @FullName = @ILastName + ', ' + @IFirstName INSERT clients VALUES (@IID, 0, @FullName)ENDWhat could be causing this error?