Index: branches/5.2.x/units/currencies/currencies_event_handler.php
===================================================================
diff -u -r16601 -r16812
--- branches/5.2.x/units/currencies/currencies_event_handler.php	(.../currencies_event_handler.php)	(revision 16601)
+++ branches/5.2.x/units/currencies/currencies_event_handler.php	(.../currencies_event_handler.php)	(revision 16812)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: currencies_event_handler.php 16601 2018-04-06 12:07:55Z alex $
+* @version	$Id: currencies_event_handler.php 16812 2024-10-20 18:42:46Z alex $
 * @package	In-Commerce
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license	Commercial License
@@ -279,11 +279,21 @@
 	 */
 	protected function OnChangeCurrency($event)
 	{
-		$currency_iso = $this->Application->GetVar('curr_iso');
+		$currency_iso = $this->Application->GetVar('curr_iso', '');
+
+		$sql = 'SELECT CurrencyId
+				FROM ' . TABLE_PREFIX . 'Currencies
+				WHERE ISO = ' . $this->Conn->qstr($currency_iso) . ' AND Status = ' . STATUS_ACTIVE;
+		$currency_id = $this->Conn->GetOne($sql);
+
+		if ( $currency_id === false ) {
+			return;
+		}
+
 		$available_currencies = $this->Application->siteDomainField('Currencies');
 
 		if ($available_currencies) {
-			if (strpos($available_currencies, '|' . $currency_iso . '|') === false) {
+			if (strpos($available_currencies, '|' . $currency_id . '|') === false) {
 				// currency isn't allowed in site domain
 				return ;
 			}