PHP7 compat

diff --git a/DataObjects/Mtrack_change.php b/DataObjects/Mtrack_change.php
index 103e93e..b4e6f63 100644 (file)
--- a/DataObjects/Mtrack_change.php
+++ b/DataObjects/Mtrack_change.php
@@ -500,8 +500,9 @@ class Pman_MTrack_DataObjects_Mtrack_change extends DB_DataObject
             foreach($cols as $k) {
                 if (in_array($k, $keys)) {
                     continue;
-                }
-                if (isset($links[$k]) && $this->tablename() == array_shift(explode(':', $links[$k]))) {
+                } 
+                $alinks = explode(':', $links[$k]);
+                if (isset($links[$k]) && $this->tablename() == array_shift($alinks)) {
                     continue;
                 }
                 $ret += $this->add($fieldname .':'. $k, $new->{$k}, !$old ? '' :  $old->{$k});