Hey so I recently switched from a 1.7.2 bukkit server to a 1.7/1.8 spigot server. The plugin citizens wasn't working so I found out that I needed citizens 2 and found the snapshot citizens-2.0.13-SNAPSHOT.jar and downloaded it (http://ci.citizensnpcs.co/job/Citizens2/1166/)(1.7 verision). I ran my server and when I did /npc create (Name) my server crashed.
Crash log
---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.
Time: 5/26/16 7:26 PM
Description: Ticking entity
java.lang.NoSuchMethodError: net.minecraft.server.v1_7_R4.PacketPlayOutPlayerInfo.<init>(Ljava/lang/String;ZI)V
at net.citizensnpcs.npc.entity.EntityHumanNPC.updatePackets(EntityHumanNPC.java:277)
at net.citizensnpcs.npc.entity.EntityHumanNPC.h(EntityHumanNPC.java:150)
at net.minecraft.server.v1_7_R4.World.entityJoinedWorld(World.java:1620)
at net.minecraft.server.v1_7_R4.World.playerJoinedWorld(World.java:1595)
at net.minecraft.server.v1_7_R4.World.tickEntities(World.java:1460)
at net.minecraft.server.v1_7_R4.WorldServer.tickEntities(WorldServer.java:516)
at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:706)
at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289)
at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584)
at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490)
at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628)
Crash log
---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.
Time: 5/26/16 7:26 PM
Description: Ticking entity
java.lang.NoSuchMethodError: net.minecraft.server.v1_7_R4.PacketPlayOutPlayerInfo.<init>(Ljava/lang/String;ZI)V
at net.citizensnpcs.npc.entity.EntityHumanNPC.updatePackets(EntityHumanNPC.java:277)
at net.citizensnpcs.npc.entity.EntityHumanNPC.h(EntityHumanNPC.java:150)
at net.minecraft.server.v1_7_R4.World.entityJoinedWorld(World.java:1620)
at net.minecraft.server.v1_7_R4.World.playerJoinedWorld(World.java:1595)
at net.minecraft.server.v1_7_R4.World.tickEntities(World.java:1460)
at net.minecraft.server.v1_7_R4.WorldServer.tickEntities(WorldServer.java:516)
at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:706)
at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289)
at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584)
at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490)
at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628)