I cant start the server

^{when i click start i ait it say confirm then i wait it says starting then it stops and say its not started please help!!!} in console it says
[15:41:05] ain/FATAL]: Failed to start the minecraft server
java.lang.NullPointerException
at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:213) ~inecraft_server.jar:git-Bukkit-25de1e6]

my plugins
AntiCheatReloaded

AntiCheatReloaded.jar

AntiJoinBot

AntiJoinBot.jar

AuthMe

AuthMe-5.3.1-legacy.jar

Bssentials

Bssentials-2.jar

BssentialsGroupManager.jar

ClearLag

Clearlag.jar

CombatLog

CombatLog.jar

CreativeGates.jar

Essentials

EssentialsChat.jar

EssentialsProtect.jar

EssentialsX-2.0.1.jar

FFA

GroupManager

HolographicDisplays

HolographicDisplays.jar

HubThat

HubThat.jar

ItemFrameClicker

ItemFrameClicker_1.3.jar

KitAdder.jar

LobbyCompass

Multiverse-Core

Multiverse-Portals

Multiverse-Portals-2.5.jar

NametagEdit.jar

NoCheatPlus

NoCheatPlus.jar

NoTNT

PlotSquared

PluginMetrics

Punishmental

ScoreboardStats

ScoreboardStats.jar

SetSpawn

SetSpawn.jar

SignShop

SignShop.jar

SkinsRestorer

SkyMessages

Skyupdater

Tablist

Tablist.jar

TitleManager

Updater

Vault

Vault.jar

VillagerShop

VillagerShop.jar

WorldEdit

WorldGuard

admin_tools_gui_1_1.jar

advancenocheat_v3_5.jar

antibot_ultra_7_8.jar

bStats

coloredtablist.jar

command_signs_1_5_3.jar

error

essentialsx_2_0_1_b370.jar

ffa_multiarena_1_3_8.jar

groupmanagerx_1_0.jar

groupmanagerx_1_1.jar

gui_sign_shop_1_11_updated_0_6a.jar

notnt_1_5.jar

phoenix_anti_cheat_1_2_0.jar

plotsquared_3_4_6.jar

serverlistplus_3_4_7.jar

setspawn-2.2.1.jar

skinsrestorer_13_1_2.jar

skymessages_automessage_announce_cc_motd_more_1_1.jar

titlemanager_2_0_7.jar

update

worldedit-bukkit-6.1.jar