Program: 134161
Project: 134161
Buggy source:
/** 
 * Checks to see if a Player can bend a specific Ability.
 * @param player The player name to check
 * @param ability The Ability name to check
 * @return true If player can bend specified ability and has the permissions to do so
 */
@SuppressWarnings("String_Node_Str") public static boolean canBend(String player,String ability){
  BendingPlayer bPlayer=getBendingPlayer(player);
  Player p=Bukkit.getPlayer(player);
  if (bPlayer == null)   return false;
  if (plugin.getConfig().getStringList("String_Node_Str") != null && plugin.getConfig().getStringList("String_Node_Str").contains(p.getWorld().getName()))   return false;
  if (Commands.isToggledForAll)   return false;
  if (!bPlayer.isToggled)   return false;
  if (p == null)   return false;
  if (cooldowns.containsKey(p.getName())) {
    if (cooldowns.get(p.getName()) + ProjectKorra.plugin.getConfig().getLong("String_Node_Str") >= System.currentTimeMillis()) {
      return false;
    }
    cooldowns.remove(p.getName());
  }
  if (bPlayer.blockedChi)   return false;
  if (!p.hasPermission("String_Node_Str" + ability))   return false;
  if (isAirAbility(ability) && !isBender(player,Element.Air))   return false;
  if (isWaterAbility(ability) && !isBender(player,Element.Water))   return false;
  if (isEarthAbility(ability) && !isBender(player,Element.Earth))   return false;
  if (isFireAbility(ability) && !isBender(player,Element.Fire))   return false;
  if (isChiAbility(ability) && !isBender(player,Element.Chi))   return false;
  if (StockAbilities.isFlightAbility(ability) && !canAirFlight(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isSpiritualProjectionAbility(ability) && !canUseSpiritualProjection(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isCombustionbendingAbility(ability) && !canCombustionbend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isLightningbendingAbility(ability) && !canLightningbend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isSandbendingAbility(ability) && !canSandbend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isMetalbendingAbility(ability) && !canMetalbend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isLavabendingAbility(ability) && !canLavabend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isIcebendingAbility(ability) && !canIcebend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isHealingAbility(ability) && !canWaterHeal(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isPlantbendingAbility(ability) && !canPlantbend(plugin.getServer().getPlayer(player)))   return false;
  if (StockAbilities.isBloodbendingAbility(ability) && !canBloodbend(plugin.getServer().getPlayer(player)))   return false;
  if (isRegionProtectedFromBuild(p,ability,p.getLocation()))   return false;
  if (Paralyze.isParalyzed(p) || Bloodbending.isBloodbended(p))   return false;
  if (MetalClips.isControlled(p))   return false;
  if (BendingManager.events.get(p.getWorld()) != null && BendingManager.events.get(p.getWorld()).equalsIgnoreCase("String_Node_Str") && isFireAbility(ability))   return false;
  if (BendingManager.events.get(p.getWorld()) != null && BendingManager.events.get(p.getWorld()).equalsIgnoreCase("String_Node_Str") && isWaterAbility(ability))   return false;
  return true;
}

Fixed version (ground truth):
/** 
 * Checks to see if a Player can bend a specific Ability.
 * @param player The player name to check
 * @param ability The Ability name to check
 * @return true If player can bend specified ability and has the permissions to do so
 */
@SuppressWarnings("String_Node_Str") public static boolean canBend(String player,String ability){
  BendingPlayer bPlayer=getBendingPlayer(player);
  Player p=Bukkit.getPlayer(player);
  if (bPlayer == null)   return false;
  if (plugin.getConfig().getStringList("String_Node_Str") != null && plugin.getConfig().getStringList("String_Node_Str").contains(p.getWorld().getName()))   return false;
  if (Commands.isToggledForAll)   return false;
  if (!bPlayer.isToggled)   return false;
  if (p == null)   return false;
  if (cooldowns.containsKey(p.getName())) {
    if (cooldowns.get(p.getName()) + ProjectKorra.plugin.getConfig().getLong("String_Node_Str") >= System.currentTimeMillis()) {
      return false;
    }
    cooldowns.remove(p.getName());
  }
  if (bPlayer.blockedChi)   return false;
  if (!p.hasPermission("String_Node_Str" + ability))   return false;
  if (isAirAbility(ability) && !isBender(player,Element.Air))   return false;
  if (isWaterAbility(ability) && !isBender(player,Element.Water))   return false;
  if (isEarthAbility(ability) && !isBender(player,Element.Earth))   return false;
  if (isFireAbility(ability) && !isBender(player,Element.Fire))   return false;
  if (isChiAbility(ability) && !isBender(player,Element.Chi))   return false;
  if (isFlightAbility(ability) && !canAirFlight(plugin.getServer().getPlayer(player)))   return false;
  if (isSpiritualProjectionAbility(ability) && !canUseSpiritualProjection(plugin.getServer().getPlayer(player)))   return false;
  if (isCombustionbendingAbility(ability) && !canCombustionbend(plugin.getServer().getPlayer(player)))   return false;
  if (isLightningbendingAbility(ability) && !canLightningbend(plugin.getServer().getPlayer(player)))   return false;
  if (isSandbendingAbility(ability) && !canSandbend(plugin.getServer().getPlayer(player)))   return false;
  if (isMetalbendingAbility(ability) && !canMetalbend(plugin.getServer().getPlayer(player)))   return false;
  if (isLavabendingAbility(ability) && !canLavabend(plugin.getServer().getPlayer(player)))   return false;
  if (isIcebendingAbility(ability) && !canIcebend(plugin.getServer().getPlayer(player)))   return false;
  if (isHealingAbility(ability) && !canWaterHeal(plugin.getServer().getPlayer(player)))   return false;
  if (isPlantbendingAbility(ability) && !canPlantbend(plugin.getServer().getPlayer(player)))   return false;
  if (isBloodbendingAbility(ability) && !canBloodbend(plugin.getServer().getPlayer(player)))   return false;
  if (isRegionProtectedFromBuild(p,ability,p.getLocation()))   return false;
  if (Paralyze.isParalyzed(p) || Bloodbending.isBloodbended(p))   return false;
  if (MetalClips.isControlled(p))   return false;
  if (BendingManager.events.get(p.getWorld()) != null && BendingManager.events.get(p.getWorld()).equalsIgnoreCase("String_Node_Str") && isFireAbility(ability))   return false;
  if (BendingManager.events.get(p.getWorld()) != null && BendingManager.events.get(p.getWorld()).equalsIgnoreCase("String_Node_Str") && isWaterAbility(ability))   return false;
  return true;
}