Program: 79582
Project: 79582
Buggy source:
@Command(name="String_Node_Str",desc="String_Node_Str",perms={"String_Node_Str"},usage="String_Node_Str",thread=true) public void cmdRepl(Context ctx){
  if (ctx.args.size() < 1) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  String prefix="String_Node_Str";
  String language=ctx.args.get(0);
  ScriptEngineManager man=new ScriptEngineManager();
  if (language.equalsIgnoreCase("String_Node_Str")) {
    List<ScriptEngineFactory> factories=man.getEngineFactories();
    List<String> langs=new ArrayList<>();
    for (    ScriptEngineFactory factory : factories) {
      langs.add(format("String_Node_Str",factory.getEngineName(),factory.getEngineVersion(),factory.getLanguageName(),factory.getLanguageVersion()));
    }
    ctx.send("String_Node_Str" + StringUtils.join(langs,"String_Node_Str")).queue();
    return;
  }
  ScriptEngine engine=man.getEngineByName(language.toLowerCase());
  if (engine == null) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  if (replSessions.contains(ctx.channel.getIdLong())) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  replSessions.add(ctx.channel.getIdLong());
  engine.put("String_Node_Str",ctx);
  engine.put("String_Node_Str",ctx);
  engine.put("String_Node_Str",ctx.bot);
  engine.put("String_Node_Str",null);
  engine.put("String_Node_Str",ctx.jda);
  engine.put("String_Node_Str",ctx.message);
  engine.put("String_Node_Str",ctx.author);
  engine.put("String_Node_Str",ctx.channel);
  engine.put("String_Node_Str",ctx.guild);
  engine.put("String_Node_Str","String_Node_Str");
  engine.put("String_Node_Str",ctx.message);
  ctx.send("String_Node_Str" + prefix).queue();
  while (true) {
    Message response=bot.waitForMessage(0,msg -> msg.getAuthor().getIdLong() == ctx.author.getIdLong() && msg.getChannel().getIdLong() == ctx.channel.getIdLong() && msg.getRawContent().startsWith(prefix));
    engine.put("String_Node_Str",response);
    engine.put("String_Node_Str",response);
    String cleaned=cleanupCode(response.getRawContent());
    if (stringExists(cleaned,"String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str")) {
      ctx.send("String_Node_Str").queue();
      replSessions.remove(ctx.channel.getIdLong());
      break;
    }
    Object result;
    try {
      if (language.equals("String_Node_Str"))       result=GROOVY_PRE_INJECT + engine.eval(cleaned);
 else       result=engine.eval(cleaned);
    }
 catch (    ScriptException e) {
      result=e.getCause();
      if (result instanceof ScriptException) {
        result=((ScriptException)result).getCause();
      }
    }
catch (    Throwable e) {
      logger.warn("String_Node_Str",e);
      result=bot.renderStackTrace(e);
    }
    if (result instanceof RestAction)     result=((RestAction)result).complete();
    engine.put("String_Node_Str",result);
    if (result != null) {
      try {
        ctx.send("String_Node_Str" + result.toString() + "String_Node_Str").queue();
      }
 catch (      Exception e) {
        logger.warn("String_Node_Str",e);
        try {
          ctx.send("String_Node_Str" + bot.renderStackTrace(e) + "String_Node_Str").queue();
        }
 catch (        Exception ex) {
          logger.error("String_Node_Str",ex);
        }
      }
    }
 else {
      response.addReaction("String_Node_Str").queue();
    }
  }
}

Fixed version (ground truth):
@Command(name="String_Node_Str",desc="String_Node_Str",perms={"String_Node_Str"},usage="String_Node_Str",thread=true) public void cmdRepl(Context ctx){
  if (ctx.args.size() < 1) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  String prefix="String_Node_Str";
  String language=ctx.args.get(0);
  ScriptEngineManager man=new ScriptEngineManager();
  if (language.equalsIgnoreCase("String_Node_Str")) {
    List<ScriptEngineFactory> factories=man.getEngineFactories();
    List<String> langs=new ArrayList<>();
    for (    ScriptEngineFactory factory : factories) {
      langs.add(format("String_Node_Str",factory.getEngineName(),factory.getEngineVersion(),factory.getLanguageName(),factory.getLanguageVersion()));
    }
    ctx.send("String_Node_Str" + StringUtils.join(langs,"String_Node_Str")).queue();
    return;
  }
  ScriptEngine engine=man.getEngineByName(language.toLowerCase());
  if (engine == null) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  if (replSessions.contains(ctx.channel.getIdLong())) {
    ctx.send("String_Node_Str").queue();
    return;
  }
  replSessions.add(ctx.channel.getIdLong());
  engine.put("String_Node_Str",ctx);
  engine.put("String_Node_Str",ctx);
  engine.put("String_Node_Str",ctx.bot);
  engine.put("String_Node_Str",null);
  engine.put("String_Node_Str",ctx.jda);
  engine.put("String_Node_Str",ctx.message);
  engine.put("String_Node_Str",ctx.author);
  engine.put("String_Node_Str",ctx.channel);
  engine.put("String_Node_Str",ctx.guild);
  engine.put("String_Node_Str","String_Node_Str");
  engine.put("String_Node_Str",ctx.message);
  ctx.send("String_Node_Str" + prefix).queue();
  while (true) {
    Message response=bot.waitForMessage(0,msg -> msg.getAuthor().getIdLong() == ctx.author.getIdLong() && msg.getChannel().getIdLong() == ctx.channel.getIdLong() && msg.getRawContent().startsWith(prefix));
    engine.put("String_Node_Str",response);
    engine.put("String_Node_Str",response);
    String cleaned=cleanupCode(response.getRawContent());
    if (stringExists(cleaned,"String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str","String_Node_Str")) {
      ctx.send("String_Node_Str").queue();
      replSessions.remove(ctx.channel.getIdLong());
      break;
    }
    Object result;
    try {
      if (language.equals("String_Node_Str"))       result=GROOVY_PRE_INJECT + engine.eval(cleaned);
 else       result=engine.eval(cleaned);
    }
 catch (    ScriptException e) {
      result=e.getCause();
      if (result instanceof ScriptException) {
        result=((ScriptException)result).getCause();
      }
    }
catch (    Throwable e) {
      logger.warn("String_Node_Str",e);
      result=Bot.renderStackTrace(e);
    }
    if (result instanceof RestAction)     result=((RestAction)result).complete();
    engine.put("String_Node_Str",result);
    if (result != null) {
      try {
        String strResult;
        if (language.equals("String_Node_Str"))         strResult=result.toString().substring(GROOVY_PRE_INJECT.length());
 else         strResult=result.toString();
        ctx.send("String_Node_Str" + strResult + "String_Node_Str").queue();
      }
 catch (      Exception e) {
        logger.warn("String_Node_Str",e);
        try {
          ctx.send("String_Node_Str" + bot.renderStackTrace(e) + "String_Node_Str").queue();
        }
 catch (        Exception ex) {
          logger.error("String_Node_Str",ex);
        }
      }
    }
 else {
      response.addReaction("String_Node_Str").queue();
    }
  }
}