diff -r 446cf1f997d1 -r d47fe9260c24 src/Pure/build-jars
--- a/src/Pure/build-jars	Fri May 28 19:36:48 2010 +0100
+++ b/src/Pure/build-jars	Fri May 28 22:34:21 2010 +0200
@@ -16,7 +16,7 @@
 }
 
 [ -n "$ISABELLE_HOME" ] || fail "Missing Isabelle settings environment"
-[ -z "$SCALA_HOME" ] && fail "Scala unavailable: unknown SCALA_HOME"
+[ -z "$SCALA_HOME" ] && fail "Unknown SCALA_HOME -- Scala unavailable"
 
 
 ## dependencies