erro Operand should contain 1 column(s)

[vljc2004]

Hola, tengo el siguiente query pero me marca ese error:

Código:

SELECT t1.email_id,t2.email_addr from em_list_have_mail as t1,em_user_emails as t2
where 
	t1.email_id not in 
	(SELECT t1.email_id,t2.email_addr from em_list_have_mail as t1,em_user_emails as t2 
where 
	t1.email_list_id=11 and t1.email_id=t2.email_id and t2.created_by=1)

por no entiendo

[Genetix]

Y el from?
No puede haber un Where si no existe un from

Saludos!