diff --git a/inc/inc.Utils.php b/inc/inc.Utils.php
index 9f5841388..9e644f8c1 100644
--- a/inc/inc.Utils.php
+++ b/inc/inc.Utils.php
@@ -1822,16 +1822,17 @@ class SeedDMS_Search { /* {{{ */
 				$attributes = array();
 
 			foreach($attributes as $attrdefid=>$attribute) {
-				$attrdef = $this->dms->getAttributeDefinition($attrdefid);
 				if($attribute) {
-					if($attrdef->getType() == SeedDMS_Core_AttributeDefinition::type_date) {
-						if(is_array($attribute)) {
-							if(!empty($attributes[$attrdefid]['from']))
-								$attributes[$attrdefid]['from'] = date('Y-m-d', makeTsFromDate($attribute['from']));
-							if(!empty($attributes[$attrdefid]['to']))
-								$attributes[$attrdefid]['to'] = date('Y-m-d', makeTsFromDate($attribute['to']));
-						} else {
-							$attributes[$attrdefid] = date('Y-m-d', makeTsFromDate($attribute));
+					if($attrdef = $this->dms->getAttributeDefinition($attrdefid)) {
+						if($attrdef->getType() == SeedDMS_Core_AttributeDefinition::type_date) {
+							if(is_array($attribute)) {
+								if(!empty($attributes[$attrdefid]['from']))
+									$attributes[$attrdefid]['from'] = date('Y-m-d', makeTsFromDate($attribute['from']));
+								if(!empty($attributes[$attrdefid]['to']))
+									$attributes[$attrdefid]['to'] = date('Y-m-d', makeTsFromDate($attribute['to']));
+							} else {
+								$attributes[$attrdefid] = date('Y-m-d', makeTsFromDate($attribute));
+							}
 						}
 					}
 				}