Here's the error when trying to create a portal

23:37:57 INFO: Blue issued server command: /mvp create City-World W
orld-City

org.bukkit.command.CommandException: Unhandled exception executing command 'mvp'
in plugin Multiverse-Portals v2.5-b713
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spi
got.jar:git-Spigot-899f5ee-1092acb]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:14

1. ~[spigot.jar:git-Spigot-899f5ee-1092acb]
   at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchCommand(CraftServe
   r.java:645) ~[spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.PlayerConnection.handleCommand(PlayerCon
   nection.java:1115) [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.PlayerConnection.a(PlayerConnection.java
   :950) [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(PacketPlayInChat.java
   :26) [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(PacketPlayInChat.java
   :53) [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.PacketHandleTask.run(SourceFile:13) [spi
   got.jar:git-Spigot-899f5ee-1092acb]
   at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [
   ?:1.8.0_25]
   at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_25]
   at net.minecraft.server.v1_8_R1.MinecraftServer.z(MinecraftServer.java:6
2. [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:3
3. [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:6
4. [spigot.jar:git-Spigot-899f5ee-1092acb]
   at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java
   :526) [spigot.jar:git-Spigot-899f5ee-1092acb]
   at java.lang.Thread.run(Unknown Source) [?:1.8.0_25]
   Caused by: java.lang.NoSuchMethodError: com.sk89q.worldedit.LocalSession.getSele
   ctionWorld()Lcom/sk89q/worldedit/LocalWorld;
   at com.onarandombox.MultiversePortals.PortalPlayerSession.getSelectedReg
   ion(PortalPlayerSession.java:168) ~[?:?]
   at com.onarandombox.MultiversePortals.commands.CreateCommand.runCommand(
   CreateCommand.java:56) ~[?:?]
   at com.pneumaticraft.commandhandler.multiverse.CommandHandler.checkAndRu
   nCommand(CommandHandler.java:279) ~[?:?]
   at com.pneumaticraft.commandhandler.multiverse.CommandHandler.processFou
   ndCommands(CommandHandler.java:143) ~[?:?]
   at com.pneumaticraft.commandhandler.multiverse.CommandHandler.locateAndR
   unCommand(CommandHandler.java:93) ~[?:?]
   at com.pneumaticraft.commandhandler.multiverse.CommandHandler.locateAndR
   unCommand(CommandHandler.java:71) ~[?:?]
   at com.onarandombox.MultiversePortals.MultiversePortals.onCommand(Multiv
   ersePortals.java:336) ~[?:?]
   at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spi
   got.jar:git-Spigot-899f5ee-1092acb]
   ... 14 more

I have the same problem :/

I just found this:
https://github.com/dmulloy2/Multiverse-Portals/releases
It's Multiverse Portals with the new WorldEdit API attached onto it. :)