Screenshot
I have two accounts "Peachey88" and "Peachey88 (Public)", These accounts are not linked in any way other than the common username, my latter account alerts to unread messages that belong to my other account.
Version: unspecified
Severity: major
Attached:
mysql> select wl_namespace,wl_title from watchlist join user on wl_user=user_id where user_name='Peachey88 (Public)'
-> ;
+--------------+--------------------+
| wl_namespace | wl_title |
+--------------+--------------------+
| 2 | Peachey88 | |
| 2 | Peachey88_(Public) | |
| 3 | Peachey88 | |
| 3 | Peachey88_(Public) | |
+--------------+--------------------+
4 rows in set (0.00 sec)
You're watching your other account's talkpage.
If this confusing long-time users, it might indicate an underlying interface issue. There's probably a bug or two already filed about the interface being confusing, though.