Index: gerber.c
===================================================================
--- gerber.c	(revision 27679)
+++ gerber.c	(revision 27680)
@@ -660,7 +660,8 @@
 	}
 
 	if (pcb_cam_end(&gerber_cam) == 0)
-		pcb_message(PCB_MSG_ERROR, "gerber cam export for '%s' failed to produce any content\n", options[HA_cam].str);
+		if (!gerber_cam.okempty)
+			pcb_message(PCB_MSG_ERROR, "gerber cam export for '%s' failed to produce any content\n", options[HA_cam].str);
 
 	pcb_drill_uninit(&pdrills);
 	pcb_drill_uninit(&udrills);