1.1 --- a/isac-java/src/java/isac/gui/mawen/syntax/isabelle/text.scala	Thu Sep 13 11:14:30 2018 +0200
     1.2 +++ b/isac-java/src/java/isac/gui/mawen/syntax/isabelle/text.scala	Wed Nov 28 08:59:29 2018 +0100
     1.3 @@ -41,7 +41,7 @@
     1.4    {
     1.5      // denotation: {start} Un {i. start < i & i < stop}
     1.6      if (start > stop)
     1.7 -      error("Bad range: [" + start.toString + ":" + stop.toString + "]")
     1.8 +      Console.printf("Bad range: [" + start.toString + ":" + stop.toString + "]")
     1.9  
    1.10      override def toString: String = "[" + start.toString + ":" + stop.toString + "]"
    1.11