diff --git a/application/dashboard.class.inc.php b/application/dashboard.class.inc.php
index f28419a64..5141c0921 100644
--- a/application/dashboard.class.inc.php
+++ b/application/dashboard.class.inc.php
@@ -1,20 +1,21 @@
 <?php
-// Copyright (C) 2010-2017 Combodo SARL
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
+/**
+ * Copyright (C) 2013-2019 Combodo SARL
+ *
+ * This file is part of iTop.
+ *
+ * iTop is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * iTop is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ */
 
 require_once(APPROOT.'application/dashboardlayout.class.inc.php');
 require_once(APPROOT.'application/dashlet.class.inc.php');
@@ -164,6 +165,13 @@ abstract class Dashboard
 	protected function InitDashletFromDOMNode($oDomNode)
     {
         $sId = $oDomNode->getAttribute('id');
+        // To avoid collision with other dashlets with the same ID we suffix it. Collisions typically happen with extensions.
+	    // Note: The check is done so we don't append it at each save of the dashboard.
+        if(strpos($sId, 'uniqid_') === false)
+        {
+        	$sId .= '_uniqid_' . uniqid();
+        }
+
 	    $sDashletType = $oDomNode->getAttribute('xsi:type');
 
         // Test if dashlet can be instanciated, otherwise (uninstalled, broken, ...) we display a placeholder