попробуй отправлять не этой процедурой

CREATE PROCEDURE [dbo].[sp_send_cdosysmail]
@From varchar(100) ,
@To varchar(100) ,
@Subject varchar(100)=" ",
@Body varchar(4000) =" ",
@attachment varchar(100) = null
AS
Declare @iMsg int
Declare @hr int
Declare @source varchar(255)
Declare @description varchar(500)
Declare @output varchar(1000)

EXEC @hr = sp_OACreate 'CDO.Message', @iMsg OUT
EXEC @hr = sp_OASetProperty @iMsg, 'Configuration.fields("http://schemas.microsoft.com/cdo/configuration/sendusing").Value','2'
EXEC @hr = sp_OASetProperty @iMsg, 'Configuration.fields("http://schemas.microsoft.com/cdo/configuration/smtpserver").Value', 'Your SMTP Server'
EXEC @hr = sp_OAMethod @iMsg, 'Configuration.Fields.Update', null
EXEC @hr = sp_OASetProperty @iMsg, 'To', @To
EXEC @hr = sp_OASetProperty @iMsg, 'From', @From
EXEC @hr = sp_OASetProperty @iMsg, 'Subject', @Subject

if @attachment is not null
begin
EXEC @hr = sp_OAMethod @iMsg,'AddAttachment', NULL,@attachment
end

EXEC @hr = sp_OASetProperty @iMsg, 'TextBody', @Body
EXEC @hr = sp_OAMethod @iMsg, 'Send', NULL

IF @hr <>0
select @hr
BEGIN
EXEC @hr = sp_OAGetErrorInfo NULL, @source OUT, @description OUT
IF @hr = 0
BEGIN
SELECT @output = ' Source: ' + @source
PRINT @output
SELECT @output = ' Description: ' + @description
PRINT @output
END
ELSE
BEGIN
PRINT ' sp_OAGetErrorInfo failed.'
RETURN
END
END
EXEC @hr = sp_OADestroy @iMsg
GO


-- Эта процедура создается в базе мастер, а использовать ее так:

exec sp_send_cdosysmail 'from@mail','to@mail','Subject',
'Message Body','file path'