Database Error:1062

[pallam]

Hi all, No idea how to fix this any one tell me how to please?

Page : install/upgrade.php

version 4.2.5



Module: 400a1, Step 8 Database Error:1062

Duplicate entry '3-11709' for key 'whoadded_postid'

Query:

ALTER TABLE pr_reputation ADD UNIQUE INDEX whoadded_postid (whoadded, postid

--------------- Added 1531283976 at 1531283976 ---------------

Any one know how to fix this ?

[Stratis]

Take a look here:
https://www.vbulletin.com/forum/forum/vbulletin-4/vbulletin-4-installations-and-upgrades/4361179-vb3-8-to-vb4-2-3-upgrade-db-error