BUG #2734: Primary Key field duplicate value

The following bug has been logged online:

Bug reference:      2734
Logged by:          Wagner Cipriano
Email address:      wagnerbhbr@yahoo.com.br
PostgreSQL version: 8.0
Operating system:   linux SUSE Kernel 2.6.13.3
Description:        Primary Key field duplicate value
Details:

I Have a table 'cliente' with field PK(Primary Key) 'id_cliente' and this
field duplicate values!
Like this:

CRMNEW2=# select id_cliente, count(*) as qde from cliente group by
id_cliente having count(*) > 1;
 id_cliente | qde
------------+-----
      39832 |   2
      40886 |   2
      93733 |   2
         ...

Can I submit file with print screms ?
I want do this.

(Sorry for my english)

Thanks!