Decompiler error when loading level

[sodifu]

I get a decompiler error when I try to load the BW1 SiegeOfVladstag.xml

Exception in thread "main" java.lang.IllegalStateException
at unluac.decompile.ControlFlowHandler.find_if_break(ControlFlowHandler.java:1144)
at unluac.decompile.ControlFlowHandler.process(ControlFlowHandler.java:125)
at unluac.decompile.Decompiler.decompile(Decompiler.java:136)
at unluac.decompile.expression.ClosureExpression.printMain(ClosureExpression.java:103)
at unluac.decompile.expression.ClosureExpression.printClosure(ClosureExpression.java:79)
at unluac.decompile.statement.Assignment.print(Assignment.java:260)
at unluac.decompile.statement.Statement.printTail(Statement.java:38)
at unluac.decompile.statement.Statement.printSequence(Statement.java:25)
at unluac.decompile.block.OuterBlock.print(OuterBlock.java:49)
at unluac.decompile.Decompiler.print(Decompiler.java:161)
at unluac.Main.main(Main.java:100)
activation status change <main.LevelEditor object at 0x0000029C7F6577F0> False