Program: 141614
Project: 141614
Buggy source:
public static void load(){
  cmds.add(new CmdAccountstatus());
  cmds.add(new CmdAfk());
  cmds.add(new CmdAlert());
  cmds.add(new CmdBack());
  cmds.add(new CmdBan());
  cmds.add(new CmdBanlist());
  cmds.add(new CmdBroadcast());
  cmds.add(new CmdBurn());
  cmds.add(new CmdButcher());
  cmds.add(new CmdClean());
  cmds.add(new CmdClear());
  cmds.add(new CmdClearchat());
  cmds.add(new CmdCompact());
  cmds.add(new CmdCompass());
  cmds.add(new CmdCoordinates());
  cmds.add(new CmdDamage());
  cmds.add(new CmdDeaf());
  cmds.add(new CmdDeaflist());
  cmds.add(new CmdDelhome());
  cmds.add(new CmdDeljail());
  cmds.add(new CmdDelwarp());
  cmds.add(new CmdEditsign());
  cmds.add(new CmdEffect());
  cmds.add(new CmdEnchant());
  cmds.add(new CmdEnderchest());
  cmds.add(new CmdExperience());
  cmds.add(new CmdExtinguish());
  cmds.add(new CmdFeed());
  cmds.add(new CmdFireball());
  cmds.add(new CmdFirework());
  cmds.add(new CmdFly());
  cmds.add(new CmdFreeze());
  cmds.add(new CmdFreezelist());
  cmds.add(new CmdGamemode());
  cmds.add(new CmdGarbagecollector());
  cmds.add(new CmdGive());
  cmds.add(new CmdGod());
  cmds.add(new CmdHat());
  cmds.add(new CmdHeal());
  cmds.add(new CmdHelp());
  cmds.add(new CmdHome());
  cmds.add(new CmdHomelist());
  cmds.add(new CmdHunger());
  cmds.add(new CmdInventory());
  cmds.add(new CmdIp());
  cmds.add(new CmdItem());
  cmds.add(new CmdJail());
  cmds.add(new CmdJaillist());
  cmds.add(new CmdJump());
  cmds.add(new CmdKick());
  cmds.add(new CmdKickall());
  cmds.add(new CmdKill());
  cmds.add(new CmdKillall());
  cmds.add(new CmdKittycannon());
  cmds.add(new CmdLag());
  cmds.add(new CmdList());
  cmds.add(new CmdMe());
  cmds.add(new CmdMegasmite());
  cmds.add(new CmdMinecraftservers());
  cmds.add(new CmdMobtp());
  cmds.add(new CmdModify());
  cmds.add(new CmdMore());
  cmds.add(new CmdMotd());
  cmds.add(new CmdMsg());
  cmds.add(new CmdMute());
  cmds.add(new CmdMutelist());
  cmds.add(new CmdNames());
  cmds.add(new CmdNear());
  cmds.add(new CmdNick());
  cmds.add(new CmdPing());
  cmds.add(new CmdPlugin());
  cmds.add(new CmdPotion());
  cmds.add(new CmdPowertool());
  cmds.add(new CmdRealname());
  cmds.add(new CmdRecipe());
  cmds.add(new CmdRemoveall());
  cmds.add(new CmdRepair());
  cmds.add(new CmdReply());
  cmds.add(new CmdRules());
  cmds.add(new CmdSave());
  cmds.add(new CmdSay());
  cmds.add(new CmdSeen());
  cmds.add(new CmdSetarmor());
  cmds.add(new CmdSetexperience());
  cmds.add(new CmdSethealth());
  cmds.add(new CmdSethome());
  cmds.add(new CmdSethunger());
  cmds.add(new CmdSetjail());
  cmds.add(new CmdSetlevel());
  cmds.add(new CmdSetspawn());
  cmds.add(new CmdSetwarp());
  cmds.add(new CmdSkull());
  cmds.add(new CmdSmite());
  cmds.add(new CmdSpawn());
  cmds.add(new CmdSpawner());
  cmds.add(new CmdSpawnmob());
  cmds.add(new CmdSpeed());
  cmds.add(new CmdSpy());
  cmds.add(new CmdTeleport());
  cmds.add(new CmdTeleportaccept());
  cmds.add(new CmdTeleportall());
  cmds.add(new CmdTeleportask());
  cmds.add(new CmdTeleportaskall());
  cmds.add(new CmdTeleportdeny());
  cmds.add(new CmdTeleporthere());
  cmds.add(new CmdTeleporttoggle());
  cmds.add(new CmdTime());
  cmds.add(new CmdTop());
  cmds.add(new CmdUltimatecore());
  cmds.add(new CmdUnban());
  cmds.add(new CmdUndeaf());
  cmds.add(new CmdUnfreeze());
  cmds.add(new CmdUnjail());
  cmds.add(new CmdUnmute());
  cmds.add(new CmdUptime());
  cmds.add(new CmdUuid());
  cmds.add(new CmdVanish());
  cmds.add(new CmdWarp());
  cmds.add(new CmdWarplist());
  cmds.add(new CmdWeather());
  cmds.add(new CmdWorkbench());
  cmds.add(new CmdWorld());
  ucmds=new UltimateCommands();
  for (  UltimateCommand cmd : cmds) {
    if (Bukkit.getPluginCommand("String_Node_Str" + cmd.getName()) == null) {
      r.log("String_Node_Str" + cmd.getName());
      continue;
    }
    Bukkit.getPluginCommand("String_Node_Str" + cmd.getName()).setTabCompleter(ucmds);
  }
}

Fixed version (ground truth):
public static void load(){
  cmds.add(new CmdAccountstatus());
  cmds.add(new CmdAfk());
  cmds.add(new CmdAlert());
  cmds.add(new CmdBack());
  cmds.add(new CmdBan());
  cmds.add(new CmdBanlist());
  cmds.add(new CmdBroadcast());
  cmds.add(new CmdBurn());
  cmds.add(new CmdButcher());
  cmds.add(new CmdClean());
  cmds.add(new CmdClear());
  cmds.add(new CmdClearchat());
  cmds.add(new CmdCompact());
  cmds.add(new CmdCompass());
  cmds.add(new CmdCoordinates());
  cmds.add(new CmdDamage());
  cmds.add(new CmdDeaf());
  cmds.add(new CmdDeaflist());
  cmds.add(new CmdDelhome());
  cmds.add(new CmdDeljail());
  cmds.add(new CmdDelwarp());
  cmds.add(new CmdEditsign());
  cmds.add(new CmdEffect());
  cmds.add(new CmdEnchant());
  cmds.add(new CmdEnderchest());
  cmds.add(new CmdExperience());
  cmds.add(new CmdExtinguish());
  cmds.add(new CmdFeed());
  cmds.add(new CmdFireball());
  cmds.add(new CmdFirework());
  cmds.add(new CmdFly());
  cmds.add(new CmdFreeze());
  cmds.add(new CmdFreezelist());
  cmds.add(new CmdGamemode());
  cmds.add(new CmdGarbagecollector());
  cmds.add(new CmdGive());
  cmds.add(new CmdGod());
  cmds.add(new CmdHat());
  cmds.add(new CmdHeal());
  cmds.add(new CmdHelp());
  cmds.add(new CmdHome());
  cmds.add(new CmdHomelist());
  cmds.add(new CmdHunger());
  cmds.add(new CmdInventory());
  cmds.add(new CmdIp());
  cmds.add(new CmdItem());
  cmds.add(new CmdJail());
  cmds.add(new CmdJaillist());
  cmds.add(new CmdJump());
  cmds.add(new CmdKick());
  cmds.add(new CmdKickall());
  cmds.add(new CmdKill());
  cmds.add(new CmdKillall());
  cmds.add(new CmdKit());
  cmds.add(new CmdKittycannon());
  cmds.add(new CmdLag());
  cmds.add(new CmdList());
  cmds.add(new CmdMe());
  cmds.add(new CmdMegasmite());
  cmds.add(new CmdMinecraftservers());
  cmds.add(new CmdMobtp());
  cmds.add(new CmdModify());
  cmds.add(new CmdMore());
  cmds.add(new CmdMotd());
  cmds.add(new CmdMsg());
  cmds.add(new CmdMute());
  cmds.add(new CmdMutelist());
  cmds.add(new CmdNames());
  cmds.add(new CmdNear());
  cmds.add(new CmdNick());
  cmds.add(new CmdPing());
  cmds.add(new CmdPlugin());
  cmds.add(new CmdPotion());
  cmds.add(new CmdPowertool());
  cmds.add(new CmdRealname());
  cmds.add(new CmdRecipe());
  cmds.add(new CmdRemoveall());
  cmds.add(new CmdRepair());
  cmds.add(new CmdReply());
  cmds.add(new CmdRules());
  cmds.add(new CmdSave());
  cmds.add(new CmdSay());
  cmds.add(new CmdSeen());
  cmds.add(new CmdSetarmor());
  cmds.add(new CmdSetexperience());
  cmds.add(new CmdSethealth());
  cmds.add(new CmdSethome());
  cmds.add(new CmdSethunger());
  cmds.add(new CmdSetjail());
  cmds.add(new CmdSetlevel());
  cmds.add(new CmdSetspawn());
  cmds.add(new CmdSetwarp());
  cmds.add(new CmdSkull());
  cmds.add(new CmdSmite());
  cmds.add(new CmdSpawn());
  cmds.add(new CmdSpawner());
  cmds.add(new CmdSpawnmob());
  cmds.add(new CmdSpeed());
  cmds.add(new CmdSpy());
  cmds.add(new CmdTeleport());
  cmds.add(new CmdTeleportaccept());
  cmds.add(new CmdTeleportall());
  cmds.add(new CmdTeleportask());
  cmds.add(new CmdTeleportaskall());
  cmds.add(new CmdTeleportdeny());
  cmds.add(new CmdTeleporthere());
  cmds.add(new CmdTeleporttoggle());
  cmds.add(new CmdTime());
  cmds.add(new CmdTop());
  cmds.add(new CmdUltimatecore());
  cmds.add(new CmdUnban());
  cmds.add(new CmdUndeaf());
  cmds.add(new CmdUnfreeze());
  cmds.add(new CmdUnjail());
  cmds.add(new CmdUnmute());
  cmds.add(new CmdUptime());
  cmds.add(new CmdUuid());
  cmds.add(new CmdVanish());
  cmds.add(new CmdWarp());
  cmds.add(new CmdWarplist());
  cmds.add(new CmdWeather());
  cmds.add(new CmdWorkbench());
  cmds.add(new CmdWorld());
  ucmds=new UltimateCommands();
  for (  UltimateCommand cmd : cmds) {
    if (Bukkit.getPluginCommand("String_Node_Str" + cmd.getName()) == null) {
      r.log("String_Node_Str" + cmd.getName());
      continue;
    }
    Bukkit.getPluginCommand("String_Node_Str" + cmd.getName()).setTabCompleter(ucmds);
  }
}