Index: trunk/Ohana/src/addstar/src/MatchHeaders.c
===================================================================
--- trunk/Ohana/src/addstar/src/MatchHeaders.c	(revision 25908)
+++ trunk/Ohana/src/addstar/src/MatchHeaders.c	(revision 25910)
@@ -47,5 +47,5 @@
     }
 
-    gfits_scan (headers[i], "EXTTYPE", "%s", 1, exttype);
+    if (!gfits_scan (headers[i], "EXTTYPE", "%s", 1, exttype)) continue;
     if (!strcmp (exttype, "SMPDATA")) goto keep;
     if (!strcmp (exttype, "PS1_DEV_0")) goto keep;