I am getting an error that is disconnecting players and staff alike.
Here is a log of one of my recent crashes.
[WARNING] [minecraft/NetworkSystem]: Failed to handle packet for /...:****
net.minecraft.util.ReportedException: Ticking player
at net.minecraft.entity.player.EntityPlayerMP.func_71127_g(EntityPlayerMP.java:459) ~[oq.class:?]
at net.minecraft.network.NetHandlerPlayServer.redirect$onPlayerTick$zja000(NetHandlerPlayServer.java:2052) ~[pa.class:?]
at net.minecraft.network.NetHandlerPlayServer.func_73660_a(NetHandlerPlayServer.java:173) ~[pa.class:?]
at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher$1.func_73660_a(NetworkDispatcher.java:209) ~[NetworkDispatcher$1.class:?]
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:285) ~[gw.class:?]
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:180) [oz.class:?]
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:790) [MinecraftServer.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397) [nz.class:?]
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
at java.lang.Thread.run(Thread.java:813) [?:1.8.0_192]
Caused by: java.lang.IllegalArgumentException: Cannot get property PropertyInteger{name=level, clazz=class java.lang.Integer, values=[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]} as it does not exist in BlockStateContainer{block=minecraft:air, properties=[]}
at net.minecraft.block.state.BlockStateContainer$StateImplementation.func_177229_b(BlockStateContainer.java:201) ~[awu$a.class:?]
at net.minecraft.block.BlockLiquid.func_189543_a(BlockLiquid.java:186) ~[aru.class:?]
at net.minecraft.block.BlockLiquid.func_176197_a(BlockLiquid.java:206) ~[aru.class:?]
at net.minecraft.world.World.func_72918_a(World.java:2240) ~[amu.class:?]
at net.minecraft.entity.Entity.func_70072_I(Entity.java:1212) ~[vg.class:?]
at net.minecraft.entity.Entity.func_70030_z(Entity.java:467) ~[vg.class:?]
at net.minecraft.entity.EntityLivingBase.func_70030_z(EntityLivingBase.java:226) ~[vp.class:?]
at net.minecraft.entity.Entity.func_70071_h_(Entity.java:389) ~[vg.class:?]
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2089) ~[vp.class:?]
at net.minecraft.entity.player.EntityPlayer.func_70071_h_(EntityPlayer.java:234) ~[aed.class:?]
at net.minecraft.entity.player.EntityPlayerMP.func_71127_g(EntityPlayerMP.java:382) ~[oq.class:?]
… 10 more
[INFO] [minecraft/NetHandlerPlayServer]: Brojman lost connection: Internal server error
[INFO] [minecraft/DedicatedServer]: Brojman left the game