Index: apachesolr.module
===================================================================
--- apachesolr.module	(revision 24452)
+++ apachesolr.module	(working copy)
@@ -1205,7 +1205,7 @@
 function apachesolr_current_query($query = NULL) {
   static $query_obj = NULL;
   if (!empty($query)) {
-    $query_obj = $query;
+    $query_obj = clone $query;
   }
 
   return $query_obj;