X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fextract.c;h=5a179b8260e71ae1e4f6f52570105e11ed57e4e2;hb=f578ebbcfe51125d91358a98a79ab8411f38933f;hp=e3255287e911323efb4939fc1bcd955a5d70411c;hpb=90307a85924c3b9a6ce11db3d13d0c7f24fd396d;p=idzebra-moved-to-github.git

diff --git a/index/extract.c b/index/extract.c
index e325528..5a179b8 100644
--- a/index/extract.c
+++ b/index/extract.c
@@ -1,4 +1,4 @@
-/* $Id: extract.c,v 1.144 2003-04-15 16:46:18 adam Exp $
+/* $Id: extract.c,v 1.145 2003-06-30 19:37:12 adam Exp $
    Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003
    Index Data Aps
 
@@ -1303,8 +1303,9 @@ int explain_extract (void *handle, Record rec, data1_node *n)
     extractCtrl.zebra_maps = zh->reg->zebra_maps;
     extractCtrl.flagShowRecords = 0;
     extractCtrl.handle = handle;
-    
-    grs_extract_tree(&extractCtrl, n);
+
+    if (n)
+	grs_extract_tree(&extractCtrl, n);
 
     if (rec->size[recInfo_delKeys])
     {