@@ -1476,11 +1476,13 @@
 		    (debug:print 1 "Archiving/restoring (" (args:get-arg "-archive") ") data for run: " runkey " " (db:get-value-by-header run header "runname"))
 		    (set! worker-thread (make-thread (lambda ()
 						       (case (string->symbol (args:get-arg "-archive"))
 							 ((save save-remove keep-html)(archive:run-bup (args:get-arg "-archive") run-id run-name tests))
 							 ((restore)(archive:bup-restore (args:get-arg "-archive") run-id run-name tests))
-							 (else (debug:print 0 "ERROR: unrecognised sub command to -archive. Run \"megatest\" to see help"))))
+							 (else 
+							  (debug:print 0 "ERROR: unrecognised sub command to -archive. Run \"megatest\" to see help")
+							  (exit))))
 						     "archive-bup-thread"))
 		    (thread-start! worker-thread))
 		   (else
 		    (debug:print-info 0 "action not recognised " action)))