From 6ca3ca108bd2432b62d4b8971e3c4175b2a792fa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eric=20Espi=C3=A9?= <eric.espie@combodo.com>
Date: Fri, 8 Jun 2018 09:23:30 +0000
Subject: [PATCH] =?UTF-8?q?N=C2=B01420=20-=20Fix=20index=20generation?=
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SVN:2.4[5837]
---
 core/metamodel.class.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/metamodel.class.php b/core/metamodel.class.php
index c33f7db4cc..69067b8d59 100644
--- a/core/metamodel.class.php
+++ b/core/metamodel.class.php
@@ -3911,7 +3911,10 @@ abstract class MetaModel
 			foreach (self::DBGetIndexes($sClass) as $aColumns)
 			{
 				$sIndexId = implode('_', $aColumns);
-
+				if (isset($aTableInfo['Indexes'][$sIndexId]) && $aTableInfo['Indexes'][$sIndexId]['used'])
+				{
+					continue;
+				}
 				if(!CMDBSource::HasIndex($sTable, $sIndexId, $aColumns))
 				{
 					$sColumns = "`".implode("`, `", $aColumns)."`";