[antlr-interest] Failed predicate problem [v3]

Alexandre Porcelli porcelli at uol.com.br
Mon Nov 6 10:25:41 PST 2006


Hi Terrance,

  It was my first try, but I got the folowing error:

java.lang.NullPointerException
	at org.antlr.analysis.NFAToDFAConverter.convertToAcceptState(NFAToDFAConverter.java:989)
	at org.antlr.analysis.NFAToDFAConverter.addDFAStateToWorkList(NFAToDFAConverter.java:953)
	at org.antlr.analysis.NFAToDFAConverter.findNewDFAStatesAndAddDFATransitions(NFAToDFAConverter.java:291)
	at org.antlr.analysis.NFAToDFAConverter.convert(NFAToDFAConverter.java:101)
	at org.antlr.analysis.DFA.<init>(DFA.java:214)
	at org.antlr.tool.Grammar.createLookaheadDFA(Grammar.java:763)
	at org.antlr.tool.Grammar.createLookaheadDFAs(Grammar.java:711)
	at org.antlr.works.grammar.EngineGrammar.analyze(EngineGrammar.java:284)
	at org.antlr.works.debugger.local.DBLocal.analyzeGrammar(DBLocal.java:301)
	at org.antlr.works.debugger.local.DBLocal.generateAndCompileGrammar(DBLocal.java:281)
	at org.antlr.works.debugger.local.DBLocal.run(DBLocal.java:170)
	at java.lang.Thread.run(Unknown Source)

Best Regards,
Alexandre Porcelli


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