Beta 1 - pruneipaddresses task fails when running pruneIpAddresses functin in IPS\core\extensions\core\IpAddresses\Dnames - Bugs

Once this is overcome, the task fails with the following:

UPDATE `core_member_history` `core_member_history`  SET `0`='log_ip_address=''',`1`='display_name' WHERE log_ip_address != "" AND log_type=1728577739 AND log_date <? 
IPS\Db\Exception: Unknown column '' in 'where clause' (1054)
#0 C:\wamp64\www\dev\ips_50_dev_a\system\Db\Db.php(1232): IPS\Db->preparedQuery('/*ips_50_dev_a:...', Array)
#1 C:\wamp64\www\dev\ips_50_dev_a\applications\core\extensions\core\IpAddresses\Dnames.php(43): IPS\Db->update('`core_member_hi...', '`0`=?,`1`=?', 'WHERE log_ip_ad...')
#2 C:\wamp64\www\dev\ips_50_dev_a\system\Member\Member.php(5809): IPS\core\extensions\core\IpAddresses\Dnames->pruneIpAddresses(1728577739)
#3 C:\wamp64\www\dev\ips_50_dev_a\applications\core\tasks\pruneipaddresses.php(51): IPS\Member::pruneAllLoggedIpAddresses(1728577739)
#4 C:\wamp64\www\dev\ips_50_dev_a\system\Task\Task.php(336): IPS\core\tasks\pruneipaddresses->execute()
#5 C:\wamp64\www\dev\ips_50_dev_a\applications\core\modules\admin\settings\advanced.php(756): IPS\Task->run()
#6 C:\wamp64\www\dev\ips_50_dev_a\system\Dispatcher\Controller.php(128): IPS\core\modules\admin\settings\advanced->runTask()
#7 C:\wamp64\www\dev\ips_50_dev_a\applications\core\modules\admin\settings\advanced.php(98): IPS\Dispatcher\Controller->execute()
#8 C:\wamp64\www\dev\ips_50_dev_a\system\Dispatcher\Dispatcher.php(169): IPS\core\modules\admin\settings\advanced->execute()
#9 C:\wamp64\www\dev\ips_50_dev_a\admin\index.php(15): IPS\Dispatcher->run()
#10 {main}