Index: openlayers_ui.presets.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/openlayers/modules/openlayers_ui/includes/Attic/openlayers_ui.presets.inc,v
retrieving revision 1.1.2.26
diff -r1.1.2.26 openlayers_ui.presets.inc
588c588,590
<         $processed[$key] = is_array($values[$key]) ? array_filter($values[$key]) : $values[$key];
---
>         if (isset($values[$key])) {
>           $processed[$key] = is_array($values[$key]) ? array_filter($values[$key]) : $values[$key];
>         }