Version 4.7.23

applications/core/setup/upg_105013/upgrade.php

@@ -193,7 +193,7 @@ class _Upgrade
 			{
 				\IPS\Task::queue( 'core', 'PruneLargeTable', array(
 					'table'			=> 'core_member_history',
-					'where'			=> array( 'log_date < ?', \IPS\DateTime::create()->sub( new \DateInterval( 'P365D' ) )->getTimestamp() ),
+					'where'			=> array( 'log_date < ? and log_app != ?', \IPS\DateTime::create()->sub( new \DateInterval( 'P365D' ) )->getTimestamp(), 'nexus' ),
 					'setting'		=> 'prune_member_history',
 				), 4 );
 			}