DisguiseCraft Startup Before Crash/Fail

11:51:55 [INFO] [DisguiseCraft] Configuration created!
11:51:55 [WARNING] [DisguiseCraft] You have "disguisePVP" enabled in the configuration, but do not have the ProtocolLib plugin installed! Players wearing disguises can not be attacked by melee!
11:51:55 [WARNING] [DisguiseCraft] The following mob(s) are not present in this MineCraft version: Bat, Blaze, CaveSpider, Chicken, Cow, Creeper, EnderDragon, Enderman, Ghast, Giant, Horse, IronGolem, MagmaCube, MushroomCow, Ocelot, Pig, PigZombie, Sheep, Silverfish, Skeleton, Slime, Snowman, Spider, Squid, Villager, Witch, Wither, Wolf, Zombie
11:51:55 [INFO] [DisguiseCraft] Version 5.0 is enabled!