Index: branches/5.2.x/core/install.php
===================================================================
diff -u -r16813 -r16819
--- branches/5.2.x/core/install.php	(.../install.php)	(revision 16813)
+++ branches/5.2.x/core/install.php	(.../install.php)	(revision 16819)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: install.php 16813 2024-10-28 11:20:55Z alex $
+* @version	$Id: install.php 16819 2024-11-17 16:41:30Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -569,6 +569,17 @@
 
 					// 2. check permissions, that use have in this database
 					$status = $this->CheckDatabase(($this->currentStep == 'db_config') && !$this->GetVar('UseExistingSetup'));
+
+					if ( $status ) {
+						$db_collation = $this->toolkit->systemConfig->get('DBCollation', 'Database');
+						$sql = 'SHOW COLLATION LIKE ' . $this->Conn->qstr($db_collation);
+						$db_collation_data = $this->Conn->Query($sql);
+
+						if ( !is_array($db_collation_data) || !$db_collation_data ) {
+							$status = false;
+							$this->errorMessage = 'Chosen database collation isn\'t compatible with used MySQL Server version';
+						}
+					}
 					break;
 
 				case 'select_license':