Here is the corrected version:

CREATE PROCEDURE [ENREGISTRERREJET]

-- Add the parameters for the stored procedure here

@RejID UNIQUEIDENTIFIER = '00000000-0000-0000-0000-000000000000' OUTPUT,

@numdde NCHAR (10),

@rejetStatut NCHAR(50)=3,

@sceorigine NVARCHAR (1)=NULL,

@motifrejet INT=1,

@stadde INT=1,

@comment NVARCHAR (200)='RAS',

@Traitement NVARCHAR (50)='EnregistrerRejet',

@Destinataire NVARCHAR (50)=NULL,

@Observation NVARCHAR (200)=NULL,

@ObjeRempli NVARCHAR (200)=NULL,

@RefCourrier NVARCHAR(50)=NULL

AS

BEGIN

-- SET NOCOUNT ON added to prevent extra result sets from

-- interfering with SELECT statements.

SET NOCOUNT ON;

IF @RejID IS NULL

OR @RejID = '00000000-0000-0000-0000-000000000000'

BEGIN

SET @RejID = NEWID()

END

-- Insert statements for procedure here

IF NOT EXISTS (SELECT *

FROM dbo.CSR_REJET

WHERE DOS_NODE = @numdde)

BEGIN

INSERT INTO dbo.CSR_REJET

(REJ_ID,

DOS_NODE,

REJ_SVCORIG,

MRE_CODE,

REJ_CMT,

REJ_STATUT,

REJ_DTREC)

VALUES (@RejID,

@numdde,

UPPER (@sceorigine),

@motifrejet,

@comment,

@rejetStatut,

CAST(FLOOR(CAST(CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME) )

----MAJ de la table des statut

UPDATE CSR_STATUT

SET STA_ID = @stadde,

STA_DATE = CAST(FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_ID = (SELECT dbo.CSR_DOSSIER.DOS_ID

FROM dbo.CSR_DOSSIER

WHERE DOS_NODE = @numdde)

END

ELSE

BEGIN

IF ( @Traitement = 'EnregistrerRejet' )

BEGIN

UPDATE dbo.CSR_REJET

SET REJ_SVCORIG = UPPER (@sceorigine),

MRE_CODE = @motifrejet,

REJ_CMT = @comment,

REJ_STATUT = @rejetStatut,

REJ_DTREC = CAST(FLOOR(CAST(CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_NODE = @numdde

END

ELSE

IF ( @Traitement = 'Transmettre' )

BEGIN

UPDATE CSR_REJET

SET REJ_SVCDEST = UPPER (@Destinataire),

REJ_OBS = @Observation,

REJ_STATUT = @rejetStatut,

REJ_DATETRT = CAST (FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_NODE = @numdde

END

ELSE

IF ( @Traitement = 'Archiver' )

BEGIN

UPDATE CSR_REJET

SET REJ_OBS = @Observation,

REJ_STATUT = @rejetStatut,

REJ_DATETRT = CAST (FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_NODE = @numdde

----MAJ table csr_statut

UPDATE CSR_STATUT

SET STA_ID = @stadde,

STA_DATE = CAST(FLOOR(CAST(CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_ID = (SELECT DOS_ID

FROM CSR_DOSSIER

WHERE DOS_NODE = @numdde)

END

ELSE

IF ( @Traitement = 'ObjetRempli' )

BEGIN

UPDATE CSR_REJET

SET REJ_OBS = @Observation,

REJ_OBJREJ = @ObjeRempli,

REJ_STATUT = @rejetStatut,

REJ_DATETRT = CAST (FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_NODE = @numdde

----MAJ table csr_statut

UPDATE CSR_STATUT

SET STA_ID = @stadde,

STA_DATE = CAST(FLOOR(CAST(CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

WHERE DOS_ID = (SELECT DOS_ID

FROM CSR_DOSSIER

WHERE DOS_NODE = @numdde)

END

ELSE

IF ( @Traitement = 'Imprimer' )

BEGIN

UPDATE CSR_REJET

SET REJ_DATRANS = CAST (FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME),

REJ_RefCourrier = @RefCourrier

WHERE DOS_NODE = @numdde

AND REJ_ID = @RejID

DECLARE @dt DATETIME = CAST (FLOOR (CAST (CURRENT_TIMESTAMP AS FLOAT)) AS DATETIME)

EXEC dbo.CREERFILE

'00000000-0000-0000-0000-000000000000',

@RefCourrier,

@dt

END

END

END