Index: export_openscad.c
===================================================================
--- export_openscad.c	(revision 27607)
+++ export_openscad.c	(revision 27608)
@@ -314,7 +314,7 @@
 	if (!filename)
 		filename = "pcb.openscad";
 
-	pcb_cam_begin_nolayer(PCB, &cam, options[HA_cam].str, &filename);
+	pcb_cam_begin_nolayer(PCB, &cam, NULL, options[HA_cam].str, &filename);
 
 	f = pcb_fopen_askovr(&PCB->hidlib, filename, "wb", NULL);
 	if (!f) {