Index: trunk/src/layer.c
===================================================================
--- trunk/src/layer.c	(revision 36414)
+++ trunk/src/layer.c	(revision 36415)
@@ -480,7 +480,7 @@
 {
 	rnd_layer_id_t n;
 	for (n = 0; n < data->LayerN; n++)
-		if (strcmp(data->Layer[n].name, name) == 0)
+		if ((data->Layer[n].name != NULL) && (strcmp(data->Layer[n].name, name) == 0))
 			return n;
 	return -1;
 }