Index: gcode.c
===================================================================
--- gcode.c	(revision 29425)
+++ gcode.c	(revision 29426)
@@ -365,6 +365,8 @@
 		}
 	}
 
+	if (!gctx.cam.active) gctx.cam.okempty_content = 1; /* never warn in direct export */
+
 	if (pcb_cam_end(&gctx.cam) == 0) {
 		if (!gctx.cam.okempty_group)
 			pcb_message(PCB_MSG_ERROR, "gcode cam export for '%s' failed to produce any content (layer group missing)\n", options[HA_cam].str);