Issue: 3.0.0 Beta 4 Update Error

	$permobj =& vB_Bitfield_Builder::init();

	require_once(DIR . '/includes/class_bitfield_builder.php');

# Altering vault_article table
# Altering usergroup table

Warning: Invalid argument supplied for foreach() in [path]/vault/install/install_functions.php on line 43

Warning: array_keys() [function.array-keys]: The first argument should be an array in [path]/vault/install/install_functions.php on line 82

Warning: implode() [function.implode]: Invalid arguments passed in [path]/vault/install/install_functions.php on line 82

Database error in vBulletin 3.8.4:

Invalid SQL:

		UPDATE usergroup
		SET vault_misc = CASE usergroupid
			WHEN 1 THEN 0
	WHEN 2 THEN 0
	WHEN 3 THEN 0
	WHEN 4 THEN 0
	WHEN 5 THEN 0
	WHEN 6 THEN 0
	WHEN 7 THEN 0
	WHEN 8 THEN 0
			END
		WHERE usergroupid IN ();

MySQL Error   : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 12
Error Number  : 1064

key($fields)

reset($fields)

    * Altering usergroup table

      Warning: Invalid argument supplied for foreach() in [path]/vault/install/install_functions.php on line 43
    * Inserting admin messages

Okay

		foreach ($permobj->data['ugp']["$ugp_key"] AS $permtitle => $permvalue)