Index: trunk/psModules/src/objects/pmSourceIO.c
===================================================================
--- trunk/psModules/src/objects/pmSourceIO.c	(revision 25907)
+++ trunk/psModules/src/objects/pmSourceIO.c	(revision 26260)
@@ -980,4 +980,11 @@
         if (!tableHeader) psAbort("cannot read table header");
 
+        char *xtension = psMetadataLookupStr (NULL, tableHeader, "XTENSION");
+        if (!xtension) psAbort("cannot read table type");
+	if (strcmp (xtension, "BINTABLE")) {
+	    psWarning ("no binary table in extension %s, skipping\n", dataname);
+	    return false;
+	}
+
         char *exttype = psMetadataLookupStr (NULL, tableHeader, "EXTTYPE");
         if (!exttype) psAbort("cannot read table type");