#1 Debug Errors.

[Anonymous]

When I enable the PM feature, I get the following error:
[code][phpBB Debug] PHP Notice: in file /includes/functions_privmsgs.php on line 1577: Undefined index: from_username[/code]

When I use the UCP module:

[code][phpBB Debug] PHP Notice: in file /includes/ucp/ucp_shop.php on line 69: Undefined variable: i[/code]

When I add an item:
[code][phpBB Debug] PHP Notice: in file /adm/index.php on line 273: Undefined index: name
[phpBB Debug] PHP Notice: in file /adm/index.php on line 273: Undefined index: description
[phpBB Debug] PHP Notice: in file /adm/index.php on line 342: Undefined index: backend
[phpBB Debug] PHP Notice: in file /adm/index.php on line 342: Undefined index: icon
[phpBB Debug] PHP Notice: in file /adm/index.php on line 273: Undefined index: price
[phpBB Debug] PHP Notice: in file /adm/index.php on line 273: Undefined index: sell_price
[phpBB Debug] PHP Notice: in file /adm/index.php on line 273: Undefined index: quantity
[phpBB Debug] PHP Notice: in file /adm/index.php on line 291: Undefined index: can_trash
[phpBB Debug] PHP Notice: in file /adm/index.php on line 292: Undefined index: can_trash
[phpBB Debug] PHP Notice: in file /adm/index.php on line 291: Undefined index: can_sellback
[phpBB Debug] PHP Notice: in file /adm/index.php on line 292: Undefined index: can_sellback
[phpBB Debug] PHP Notice: in file /adm/index.php on line 291: Undefined index: instant_use
[phpBB Debug] PHP Notice: in file /adm/index.php on line 292: Undefined index: instant_use
[phpBB Debug] PHP Notice: in file /adm/index.php on line 291: Undefined index: can_display
[phpBB Debug] PHP Notice: in file /adm/index.php on line 292: Undefined index: can_display
[/code]