Program: 86514
Project: 86514
Buggy source:
@Override public void perform(){
  Faction currentFaction=myFaction;
  if (this.argAsString(0) != null) {
    if (!FactionsPlus.permission.has(Utilities.getOnlinePlayerExact(fme),"String_Node_Str")) {
      fme.msg("String_Node_Str");
      return;
    }
    currentFaction=Factions.i.get(argAsString(0));
  }
  if (Utilities.isWilderness(currentFaction)) {
    fme.msg("String_Node_Str");
    return;
  }
  File currentWarpFile=new File(Config.folderWarps,currentFaction.getId());
  if (!currentWarpFile.exists()) {
    sender.sendMessage(ChatColor.RED + "String_Node_Str");
    return;
  }
  FileInputStream fis=null;
  try {
    fis=new FileInputStream(new File(Config.folderWarps,currentFaction.getId()));
    int b=fis.read();
    if (b == -1) {
      sender.sendMessage(ChatColor.RED + "String_Node_Str");
      return;
    }
  }
 catch (  Exception e) {
    fme.msg("String_Node_Str");
    return;
  }
 finally {
    if (null != fis) {
      try {
        fis.close();
      }
 catch (      IOException e) {
        e.printStackTrace();
      }
    }
  }
  Scanner scanner=null;
  FileReader fr=null;
  try {
    fr=new FileReader(currentWarpFile);
    scanner=new Scanner(fr);
    String buffer=ChatColor.RED + "String_Node_Str" + ChatColor.WHITE;
    boolean warps=false;
    while (scanner.hasNextLine()) {
      String item=scanner.nextLine();
      if (item.trim() != "String_Node_Str") {
        String[] items=item.split("String_Node_Str");
        if (items.length > 0) {
          if (buffer.length() + items[0].length() + 2 >= 256) {
            sender.sendMessage(buffer);
            buffer=items[0] + "String_Node_Str";
          }
 else {
            buffer=buffer + items[0] + "String_Node_Str";
            warps=true;
          }
        }
      }
    }
    if (warps) {
      buffer=buffer.substring(0,buffer.length() - 2);
      buffer+="String_Node_Str";
    }
    sender.sendMessage(buffer);
  }
 catch (  Exception e) {
    FactionsPlusPlugin.info("String_Node_Str" + currentWarpFile.getName() + "String_Node_Str"+ e.getMessage());
    sender.sendMessage(ChatColor.RED + "String_Node_Str");
    e.printStackTrace();
  }
 finally {
    if (null != scanner) {
      scanner.close();
    }
    if (null != fr) {
      try {
        fr.close();
      }
 catch (      IOException e) {
        e.printStackTrace();
      }
    }
  }
}

Fixed version (ground truth):
@Override public void perform(){
  Faction currentFaction=myFaction;
  if (this.argAsString(0) != null) {
    if (!FactionsPlus.permission.has(Utilities.getOnlinePlayerExact(fme),"String_Node_Str")) {
      fme.msg("String_Node_Str");
      return;
    }
    currentFaction=Factions.i.get(argAsString(0));
  }
  if (Utilities.isWilderness(currentFaction)) {
    fme.msg("String_Node_Str");
    return;
  }
  File currentWarpFile=new File(Config.folderWarps,currentFaction.getId());
  if (!currentWarpFile.exists()) {
    sender.sendMessage(ChatColor.RED + "String_Node_Str");
    return;
  }
  FileInputStream fis=null;
  try {
    fis=new FileInputStream(new File(Config.folderWarps,currentFaction.getId()));
    int b=fis.read();
    if (b == -1) {
      sender.sendMessage(ChatColor.RED + "String_Node_Str");
      return;
    }
  }
 catch (  Exception e) {
    fme.msg("String_Node_Str");
    return;
  }
 finally {
    if (null != fis) {
      try {
        fis.close();
      }
 catch (      IOException e) {
        e.printStackTrace();
      }
    }
  }
  Scanner scanner=null;
  FileReader fr=null;
  try {
    fr=new FileReader(currentWarpFile);
    scanner=new Scanner(fr);
    String buffer=ChatColor.RED + "String_Node_Str" + ChatColor.WHITE;
    boolean warps=false;
    while (scanner.hasNextLine()) {
      String item=scanner.nextLine();
      if (!item.trim().isEmpty()) {
        String[] items=item.split("String_Node_Str");
        if (items.length > 0) {
          if (buffer.length() + items[0].length() + 2 >= 256) {
            sender.sendMessage(buffer);
            buffer=items[0] + "String_Node_Str";
          }
 else {
            buffer=buffer + items[0] + "String_Node_Str";
            warps=true;
          }
        }
      }
    }
    if (warps) {
      buffer=buffer.substring(0,buffer.length() - 2);
      buffer+="String_Node_Str";
    }
    sender.sendMessage(buffer);
  }
 catch (  Exception e) {
    FactionsPlusPlugin.info("String_Node_Str" + currentWarpFile.getName() + "String_Node_Str"+ e.getMessage());
    sender.sendMessage(ChatColor.RED + "String_Node_Str");
    e.printStackTrace();
  }
 finally {
    if (null != scanner) {
      scanner.close();
    }
    if (null != fr) {
      try {
        fr.close();
      }
 catch (      IOException e) {
        e.printStackTrace();
      }
    }
  }
}