author | wenzelm |
Sun, 10 Feb 2013 22:03:21 +0100 | |
changeset 51083 | 10062c40ddaa |
parent 51081 | 70a4c11cd79e |
child 51084 | cbae5c5ffd23 |
--- a/src/Pure/System/session.scala Thu Feb 07 13:20:05 2013 +0100 +++ b/src/Pure/System/session.scala Sun Feb 10 22:03:21 2013 +0100 @@ -407,7 +407,7 @@ reply(()) case Session.Global_Options(options) if prover.isDefined => - prover.get.options(options) + if (is_ready) prover.get.options(options) case Cancel_Execution if prover.isDefined => prover.get.cancel_execution()