Index: branches/5.2.x/core/install.php
===================================================================
diff -u -N -r15104 -r15130
--- branches/5.2.x/core/install.php	(.../install.php)	(revision 15104)
+++ branches/5.2.x/core/install.php	(.../install.php)	(revision 15130)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: install.php 15104 2012-02-06 10:14:27Z alex $
+* @version	$Id: install.php 15130 2012-03-03 18:38:32Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -280,8 +280,8 @@
 			switch ($this->currentStep) {
 				case 'sys_requirements':
 					$required_checks = Array (
-						'php_version', 'curl', 'freetype', 'gd_version',
-						'jpeg', 'mysql', 'date.timezone', 'output_buffering',
+						'php_version', 'curl', 'simplexml', 'freetype', 'gd_version',
+						'jpeg', 'mysql', 'json', 'date.timezone', 'output_buffering',
 					);
 
 					$check_results = $this->toolkit->CallPrerequisitesMethod('core/', 'CheckSystemRequirements');
@@ -673,7 +673,7 @@
 
 				case 'select_license':
 					// reset memory cache, when application is first available (on fresh install and clean reinstall steps)
-					$this->Application->HandleEvent($event, 'adm:OnResetMemcache');
+					$this->Application->HandleEvent(new kEvent('adm:OnResetMemcache'));
 
 					$license_source = $this->GetVar('license_source');
 					switch ($license_source) {