Index: trunk/src_plugins/export_vfs_mc/export_vfs_mc.c
===================================================================
--- trunk/src_plugins/export_vfs_mc/export_vfs_mc.c	(revision 24018)
+++ trunk/src_plugins/export_vfs_mc/export_vfs_mc.c	(revision 24019)
@@ -98,7 +98,10 @@
 		exit(1);
 	}
 	gds_uninit(&inp);
-	pcb_save_pcb(PCB->Filename, NULL);
+	if (pcb_save_pcb(PCB->Filename, NULL) != 0) {
+		fprintf(stderr, "Failed to save the modified board file\n");
+		exit(1);
+	}
 }
 
 static void export_vfs_mc_do_export(pcb_hid_attr_val_t * options)