notice fix

diff --git a/CRM/Utils/Array.php b/CRM/Utils/Array.php
index 17fc32963be70b71f824b90dcf4b04018c39374a..0ac816af053b5785bfe8b2a1eb717ff25df1dfc0 100644 (file)
--- a/CRM/Utils/Array.php
+++ b/CRM/Utils/Array.php
@@ -1034,6 +1034,9 @@ class CRM_Utils_Array {
    * @return void
    */
   public static function formatArrayKeys(&$array) {
+    if (!is_array($array)) {
+      return;
+    }
     $keys = array_keys($array, 1);
     if (count($keys) > 1 ||
       (count($keys) == 1 &&