# HG changeset patch
# User wenzelm
# Date 1358028441 -3600
# Node ID c091e46ec3c518fa0c28c2b3148cc869c3f5fefb
# Parent  3f9a24e7349e86922116473cb06d5668266b88b1
tuned message;

diff -r 3f9a24e7349e -r c091e46ec3c5 src/HOL/Tools/SMT/smt_setup_solvers.ML
--- a/src/HOL/Tools/SMT/smt_setup_solvers.ML	Sat Jan 12 22:14:29 2013 +0100
+++ b/src/HOL/Tools/SMT/smt_setup_solvers.ML	Sat Jan 12 23:07:21 2013 +0100
@@ -130,7 +130,8 @@
         "applications.")
   | Z3_Non_Commercial_Unknown =>
       error ("The SMT solver Z3 is not activated. To activate it, set\n" ^
-        "the environment variable " ^ quote flagN ^ " to " ^ quote "yes" ^ "." ^
+        "the environment variable " ^ quote flagN ^ " to " ^ quote "yes" ^ ",\n" ^
+        "and restart the Isabelle system." ^
         (if getenv "Z3_COMPONENT" = "" then ""
          else "\nSee also " ^ Path.print (Path.expand (Path.explode "$Z3_COMPONENT/etc/settings")))))