Index: trunk/src_plugins/io_bxl/read.c
===================================================================
--- trunk/src_plugins/io_bxl/read.c	(revision 31326)
+++ trunk/src_plugins/io_bxl/read.c	(revision 31327)
@@ -848,7 +848,7 @@
 		size_t offs = sep - Filename;
 		autofree = rnd_strdup(Filename);
 		Filename = autofree;
-		sep = Filename + offs;
+		sep = autofree + offs;
 		*sep = '\0';
 		subfpname = sep+2;
 	}