Minecraft Spigot: Massive Core plugin and Factions plugin on version 1.12.2 doesnt work

[Danyy0]

Describe your Environment

• **Server Version: 1.12.2

Steps to Reproduce this Bug

1. I downloaded Massive Core and Factions from here https://www.spigotmc.org/resources/factions.1900/
2. Then I unzipped the package and put the jar files in my plugins folder
3. Then when i started the server Massive Core and Factions didnt start and threw exceptions

Observed Results

The error is like this
Massive Core

[23:35:13 ERROR]: Error occurred while enabling MassiveCore v2.14.0 (Is it up to date?)
java.lang.ExceptionInInitializerError: null
at com.massivecraft.massivecore.command.type.RegistryType.registerAll(RegistryType.java:369) ~[?:?]
at com.massivecraft.massivecore.MassiveCore.onEnableInner(MassiveCore.java:234) ~[?:?]
at com.massivecraft.massivecore.MassivePlugin.onEnable(MassivePlugin.java:82) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:206) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_171]
Caused by: java.lang.RuntimeException: private java.lang.String com.massivecraft.massivecore.item.DataBannerPattern.id
at com.massivecraft.massivecore.command.editor.PropertyReflection.calcGetter(PropertyReflection.java:64) ~[?:?]
at com.massivecraft.massivecore.command.editor.PropertyReflection.(PropertyReflection.java:154) ~[?:?]
at com.massivecraft.massivecore.command.editor.PropertyReflection.get(PropertyReflection.java:145) ~[?:?]
at com.massivecraft.massivecore.command.editor.PropertyReflection.getAll(PropertyReflection.java:113) ~[?:?]
at com.massivecraft.massivecore.command.type.combined.TypeCombined.(TypeCombined.java:101) ~[?:?]
at com.massivecraft.massivecore.command.type.combined.TypeDataBannerPattern.(TypeDataBannerPattern.java:16) ~[?:?]
at com.massivecraft.massivecore.command.type.combined.TypeDataBannerPattern.(TypeDataBannerPattern.java:11) ~[?:?]
... 11 more

and Factions

[23:35:21 ERROR]: Error occurred while enabling Factions v2.14.0 (Is it up to date?)
java.lang.NullPointerException: null
at com.massivecraft.massivecore.MassivePlugin.checkVersionSynchronization(MassivePlugin.java:117) ~[?:?]
at com.massivecraft.massivecore.MassivePlugin.onEnablePre(MassivePlugin.java:96) ~[?:?]
at com.massivecraft.massivecore.MassivePlugin.onEnable(MassivePlugin.java:81) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [spigot-1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_171]

Expected Results

I expected that the plugin wont throw exceptions and work properly so i can use Factions plugin...