java.lang.IndexOutOfBoundsException: Index: -2
        at java.util.Collections$EmptyList.get(Collections.java:2970)
        at org.netbeans.modules.languages.parser.LLSyntaxAnalyser.join(LLSyntaxAnalyser.java:519)
        at org.netbeans.modules.languages.parser.LLSyntaxAnalyser.skipEmbedding(LLSyntaxAnalyser.java:499)
        at org.netbeans.modules.languages.parser.LLSyntaxAnalyser.readEmbeddings(LLSyntaxAnalyser.java:417)
        at org.netbeans.modules.languages.parser.LLSyntaxAnalyser.read2(LLSyntaxAnalyser.java:336)
        at org.netbeans.modules.languages.parser.LLSyntaxAnalyser.read(LLSyntaxAnalyser.java:153)
        at org.netbeans.modules.languages.ParserManagerImpl.parse(ParserManagerImpl.java:359)
        at org.netbeans.modules.languages.ParserManagerImpl.parseAST(ParserManagerImpl.java:309)
        at org.netbeans.modules.languages.ParserManagerImpl.access$100(ParserManagerImpl.java:84)
        at org.netbeans.modules.languages.ParserManagerImpl$1.run(ParserManagerImpl.java:181)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)