INFORMIX SERVER / 5725A3900 / C10 - IDS 12.10

One can get error: 768  when they run the below query

SELECT distinct
'ORIGINAL', codigo_tipo_produto, codigo_marca, codigo_familia,
codigo_subfamilia, codigo_produto, codigo_cor, tamanho
from bi_carteira_detl a, bi_produto_tamanho b
where a.produto_tamanho_id = b.produto_tamanho_id
and a.produto_tamanho_id = 3915068
union
SELECT distinct
'TROCAR', codigo_tipo_produto, codigo_marca, codigo_familia,
codigo_subfamilia, codigo_produto, codigo_cor, tamanho
from bi_produto_tamanho b
where b.produto_tamanho_id = 3932494
;
  768: Internal error in routine compute_op_mem: operator not in
phase.
Error in line 10
Near character position 35

Below is the stack from the onmode -I 768

16:39:14  Stack for thread: 54 sqlexec

 base: 0x000000004e5eb000
  len:   102400
   pc: 0x000000000141d579
  tos: 0x000000004e601270
state: running
   vp: 1

(oninit) afstack
(oninit) afhandler
(oninit) affail_interface
(oninit) check_traperror
(oninit) sqerr
(oninit) sqerr1
(oninit) compute_op_mem
(oninit) bldmgmseg
(oninit) itbldroot
(oninit) sqoptim
(oninit) bldstructs
(oninit) sqcmd
(oninit) sq_cmnd
(oninit) sq_prepare
(oninit) sqmain
(oninit) spawn_thread
(oninit) th_init_initgls
(oninit) startup

****************************************************************
* USERS AFFECTED:                                              *
* Users of IDS prior to 12.10.xC13.                            *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* Error -768 when running a query.                             *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************

not known / see Local fix

Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :

27.12.2018
03.10.2019
03.10.2019

12.10.xC13