7.0 bug ??

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freechange-# \d accountloginrec
            Table "accountloginrec"
      Attribute       |    Type     | Modifier
----------------------+-------------+----------
 regaccounttype       | smallint    | not null
 regloginname         | char(20)    | not null
 reglgoinpassword     | varchar(20) | not null
 regaccounthint       | varchar(32) |
 regaccounteffectdate | date        |
 regaccountexpireeate | date        |
 eshopcode            | integer     | not null
 companycode          | integer     |
freechange-#
freechange=# select eshopcode from accountloginrec;
 eshopcode
-----------
        10
        11
        11
        12
        13
        14
(6 rows)

freechange=# insert into accountloginrec values (1,'test','test','test',NOW(),NOW()+30,Max(eshopcode)+1,null);
ERROR:  Attribute 'eshopcode' not found
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The same syntax at 6.5.3 is OK !!
It happen at 7.0rc1 and 7.0rc2