The syntax below is fine in 7 and 10, but fails in 11.10 (or 11.5).  Any
ideas?  PMR 56544 019 866 refers:

Database selected.

Routine created.

Table created.

 217: Column (date_last_updated) not found in any table in the query (or
SLV is undefined).
Error in line 5
Near character position 31

Database closed.
**********************************************************************************
create procedure "informix".last_upd() returning datetime year to minute,
char( 8);

define date_last_updated datetime year to minute;
define last_update_user char(8);

let date_last_updated = current;
let last_update_user  = user;

return date_last_updated, last_update_user;

end procedure;

{ TABLE "root".list row size = 35 number of columns = 4 index size = 25 }
create table "root".list
 (
   name char(10) not null ,
   item char(10) not null ,
   date_last_updated datetime year to minute
       default current year to minute not null ,
   last_update_user char(8)
       default user not null ,
   primary key (name,item)
 )  lock mode row;
--revoke all on "root".list from "public" as "root";

create trigger "informix".list_upd update of name,item on "root".list
   for each row
       (
       execute procedure "informix".last_upd() into
"root".list.date_last_updated,
   "root".list.last_update_user);