Program: 25182
Project: 25182
Buggy source:
public void onMessage(Message message){
  boolean matched=false;
  Move moved=null;
  try {
    String gameEvent=message.getStringProperty("String_Node_Str");
    GameEvent event=GameEvent.valueOf(gameEvent);
    ObjectMessage msg=(ObjectMessage)message;
    for (    GameEvent possible : gameEvents) {
      if (event.equals(possible)) {
        matched=true;
        Game game=(Game)msg.getObject();
        List<GamePlayer> players=game.listPlayers();
        for (        GamePlayer p : players) {
          if (p instanceof Agent) {
            Agent agent=(Agent)p;
            if (agent.ready()) {
              Set<Move> moves=agent.determineMoves(game);
              if (moves.isEmpty())               throw new RuntimeException("String_Node_Str");
              moved=sharedBoard.doMove(game,moves.iterator().next());
            }
          }
        }
      }
    }
    if (!matched) {
      for (      GameEvent possible : suggestionEvents) {
        if (event.equals(possible)) {
          matched=true;
          Suggestion suggestion=(Suggestion)msg.getObject();
          SuggestionStatus oldStatus=suggestion.getStatus();
          Game game=(Game)msg.getObject();
          message.acknowledge();
          List<GamePlayer> players=game.listPlayers();
          for (          GamePlayer p : players) {
            if (p instanceof Agent) {
              Agent agent=(Agent)p;
              suggestion=(agent.processSuggestion(game,suggestion));
            }
          }
          SuggestionStatus newStatus=suggestion.getStatus();
          if (oldStatus != newStatus && (newStatus.equals(SuggestionStatus.ACCEPT) || newStatus.equals(SuggestionStatus.REJECT))) {
            try {
              sharedBoard.makeSuggestion(game,suggestion);
            }
 catch (            InvalidSuggestionException e) {
              logger.severe("String_Node_Str" + e.getMessage());
              e.printStackTrace();
            }
          }
        }
      }
    }
  }
 catch (  JMSException e) {
    logger.warning("String_Node_Str" + e.getMessage());
    e.printStackTrace();
    throw new RuntimeException(e);
  }
catch (  RuntimeException e) {
    logger.warning("String_Node_Str" + e.getMessage());
    e.printStackTrace();
  }
catch (  InvalidMoveException e) {
    logger.severe(e.getMessage());
    e.printStackTrace();
  }
}

Fixed version (ground truth):
public void onMessage(Message message){
  boolean matched=false;
  Move moved=null;
  try {
    String gameEvent=message.getStringProperty("String_Node_Str");
    GameEvent event=GameEvent.valueOf(gameEvent);
    ObjectMessage msg=(ObjectMessage)message;
    for (    GameEvent possible : gameEvents) {
      if (event.equals(possible)) {
        matched=true;
        Game game=(Game)msg.getObject();
        List<GamePlayer> players=game.listPlayers();
        for (        GamePlayer p : players) {
          if (p instanceof Agent) {
            Agent agent=(Agent)p;
            if (agent.ready()) {
              Set<Move> moves=agent.determineMoves(game);
              if (moves.isEmpty())               throw new RuntimeException("String_Node_Str");
              moved=sharedBoard.doMove(game,moves.iterator().next());
            }
          }
        }
      }
    }
    if (!matched) {
      for (      GameEvent possible : suggestionEvents) {
        if (event.equals(possible)) {
          matched=true;
          Suggestion suggestion=(Suggestion)msg.getObject();
          SuggestionStatus oldStatus=suggestion.getStatus();
          int gameId=new Integer(message.getStringProperty("String_Node_Str")).intValue();
          Game game=sharedBoard.getGame(gameId);
          List<GamePlayer> players=game.listPlayers();
          for (          GamePlayer p : players) {
            if (p instanceof Agent) {
              Agent agent=(Agent)p;
              suggestion=(agent.processSuggestion(game,suggestion));
            }
          }
          SuggestionStatus newStatus=suggestion.getStatus();
          if (oldStatus != newStatus && (newStatus.equals(SuggestionStatus.ACCEPT) || newStatus.equals(SuggestionStatus.REJECT))) {
            try {
              sharedBoard.makeSuggestion(game,suggestion);
            }
 catch (            InvalidSuggestionException e) {
              logger.severe("String_Node_Str" + e.getMessage());
              e.printStackTrace();
            }
          }
        }
      }
    }
  }
 catch (  JMSException e) {
    logger.warning("String_Node_Str" + e.getMessage());
    e.printStackTrace();
    throw new RuntimeException(e);
  }
catch (  RuntimeException e) {
    logger.warning("String_Node_Str" + e.getMessage());
    e.printStackTrace();
  }
catch (  InvalidMoveException e) {
    logger.severe(e.getMessage());
    e.printStackTrace();
  }
}