--- apachesolr_search-original.module	2011-06-24 15:46:26.831925026 +0200
+++ apachesolr_search.module	2011-06-24 15:47:18.115925004 +0200
@@ -477,8 +477,8 @@ function apachesolr_search_add_facet_par
         // TODO: generalize handling of date and range facets.
         // TODO: put field type in the facet definitions.
         // NOTE: This is a dependency on the apachesolr_date module. Using function_exists to avoid problems.
-        if (isset($facet_info[$module][$delta]['field_type'])
-              && in_array($facet_info[$module][$delta]['field_type'], array('date', 'datetime', 'datestamp'))
+        if (isset($facet_info[$module][$delta]['type'])
+              && in_array($facet_info[$module][$delta]['type'], array('date', 'datetime', 'datestamp'))
               && function_exists('apachesolr_date_search_date_range')) {
           list($start, $end, $gap) = apachesolr_date_search_date_range($query, $facet_field);
           if ($gap) {