Index: trunk/core/units/general/cat_event_handler.php
===================================================================
diff -u -N -r5162 -r5177
--- trunk/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 5162)
+++ trunk/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 5177)
@@ -504,7 +504,7 @@
 		// hot items
 		$sql = 'SELECT Data
 				FROM '.TABLE_PREFIX.'Cache
-				WHERE VarName = "'.$property_map['HotLimit'].'"';
+				WHERE (VarName = "'.$property_map['HotLimit'].'") AND ('.adodb_mktime().' - Cached  < 3600)';
 		$hot_limit = $this->Conn->GetOne($sql);
 		if ($hot_limit === false) {
 			$hot_limit = $this->CalculateHotLimit($event);