Index: main/plugin-core/resources/js/Ametys/runtime/navhistory/HistoryDAO.i18n.js
===================================================================
--- main/plugin-core/resources/js/Ametys/runtime/navhistory/HistoryDAO.i18n.js	(revision 31757)
+++ main/plugin-core/resources/js/Ametys/runtime/navhistory/HistoryDAO.i18n.js	(working copy)
@@ -111,12 +111,9 @@
 	 */
 	addEntry: function (config)
 	{		
-		var existingItemIndex = this.getStore().find('id', config.id);
-		if (existingItemIndex != -1)
-		{
-			this.getStore().removeAt(existingItemIndex);
-		}
+		this.removeEntry(config.objectId);
 		
+		this.getStore().suspendAutoSync();
 		this.getStore().add({
 			id: config.id,
 			objectId: config.objectId || Ext.id(),
@@ -129,6 +126,7 @@
 			type: config.type || '',
 			action: config.action || Ext.emptyFn
 		});
+		this.getStore().resumeAutoSync();
 	},
 	
 	/**
@@ -140,7 +138,10 @@
 		var existingItemIndex = this.getStore().findExact('objectId', objectId);
 		while (existingItemIndex != -1)
 		{
+			this.getStore().suspendAutoSync();
 			this.getStore().removeAt(existingItemIndex);
+			this.getStore().resumeAutoSync();
+			
 			existingItemIndex = this.getStore().findExact('objectId', objectId);
 		}
 	},