CRM-20943 Fix subsequent issue found by Monish and Steven

civicrm · Jul 24, 2017 · d057419 · d057419
1 parent 29a2319
commit d057419
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/CRM/Utils/PagerAToZ.php b/CRM/Utils/PagerAToZ.php
@@ -151,7 +151,9 @@ public static function createLinks(&$query, $sortByCharacter, $isDAO) {
       $qfKey = CRM_Utils_Array::value('qfKey', $query->_formValues);
     }
     if (empty($qfKey)) {
-      $qfKey = CRM_Utils_Request::retrieve('qfKey', 'String', NULL, FALSE, NULL, $_REQUEST);
+      // CRM-20943 Can only pass variables by reference and also cannot use $this so using $empty setting to NULL which is default.
+      $emptyVariable = NULL;
+      $qfKey = CRM_Utils_Request::retrieve('qfKey', 'String', $emptyVariable, FALSE, NULL, $_REQUEST);
     }
 
     $aToZBar = array();