Index: branches/5.2.x/core/kernel/application.php
===================================================================
diff -u -r13840 -r14092
--- branches/5.2.x/core/kernel/application.php	(.../application.php)	(revision 13840)
+++ branches/5.2.x/core/kernel/application.php	(.../application.php)	(revision 14092)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: application.php 13782 2010-06-15 20:41:16Z alex $
+* @version	$Id: application.php 14092 2010-11-26 22:43:15Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -829,14 +829,12 @@
 		$serial_name = $pascal_case_prefix . (isset($id) ? 'IDSerial:' . $id : 'Serial');
 
 		if ($increment) {
-			if ($this->isCachingType(CACHING_TYPE_MEMORY)) {
-				if (defined('DEBUG_MODE') && DEBUG_MODE && $this->isDebugMode()) {
-					$this->Application->Debugger->appendHTML('Incrementing serial: <strong>' . $serial_name . '</strong>.');
-				}
-
-				$this->setCache($serial_name, (int)$this->getCache($serial_name) + 1);
+			if (defined('DEBUG_MODE') && DEBUG_MODE && $this->isDebugMode()) {
+				$this->Application->Debugger->appendHTML('Incrementing serial: <strong>' . $serial_name . '</strong>.');
 			}
 
+			$this->setCache($serial_name, (int)$this->getCache($serial_name) + 1);
+
 			if (!defined('IS_INSTALL') || !IS_INSTALL) {
 				// delete cached mod-rewrite urls related to given prefix and id
 				$delete_clause = isset($id) ? $prefix . ':' . $id : $prefix;
@@ -1041,7 +1039,7 @@
 			$perm_helper =& $this->recallObject('PermissionsHelper');
 			/* @var $perm_helper kPermissionsHelper */
 
-			if ($perm_helper->CheckUserPermission($user, 'CATEGORY.MODIFY', 0, $this->ModuleInfo['Core']['RootCat'])) {
+			if ($perm_helper->CheckUserPermission($user, 'CATEGORY.MODIFY', 0, $this->getBaseCategory())) {
 				// user can edit cms blocks
 				$editing_mode = $this->GetVar('editing_mode');
 				define('EDITING_MODE', $editing_mode ? $editing_mode : EDITING_MODE_BROWSE);
@@ -2152,7 +2150,13 @@
 
 		if ($this->isDebugMode() && (constOn('DBG_REDIRECT') || (constOn('DBG_RAISE_ON_WARNINGS') && $this->Application->Debugger->WarningCount))) {
 			$this->Debugger->appendTrace();
-			echo "<b>Debug output above!!!</b> Proceed to redirect: <a href=\"$location\">$location</a><br>";
+			echo '<strong>Debug output above !!!</strong><br/>' . "\n";
+
+			if ( array_key_exists('HTTP_REFERER', $_SERVER) ) {
+				echo 'Referer: <strong>' . $_SERVER['HTTP_REFERER'] . '</strong><br/>' . "\n";
+			}
+
+			echo "Proceed to redirect: <a href=\"{$location}\">{$location}</a><br/>\n";
 		}
 		else {
 			if ($js_redirect) {
@@ -3228,4 +3232,18 @@
 		return false;
 	}
 
+	/**
+	 * Base category of all categories
+	 * Usually replaced category, with ID = 0 in category-related operations.
+	 *
+	 * @return int
+	 */
+	function getBaseCategory()
+	{
+		// same, what $this->findModule('Name', 'Core', 'RootCat') does
+		// don't cache while IS_INSTALL, because of kInstallToolkit::createModuleCategory and upgrade
+
+		return $this->ModuleInfo['Core']['RootCat'];
+	}
+
 }
\ No newline at end of file