Index: trunk/kernel/startup.php
===================================================================
diff -u -N -r4446 -r4566
--- trunk/kernel/startup.php	(.../startup.php)	(revision 4446)
+++ trunk/kernel/startup.php	(.../startup.php)	(revision 4566)
@@ -65,7 +65,7 @@
 if( file_exists(FULL_PATH.'/debug.php') && !defined('DEBUG_MODE') ) include_once(FULL_PATH.'/debug.php');
 if( !defined('DEBUG_MODE') ) error_reporting(0);
 
-ini_set('memory_limit', '32M');
+ini_set('memory_limit', constOn('IS_INSTALL') ? -1 : '32M');
 ini_set('include_path', '.');
 
 $kernel_version = "1.0.0";