Upgrading Tekkit Server crashes

[Juelz0312]

When I tried upgrading my Tekkit server 3.1.2 to 3.1.3, it crashes.

I tried making a fresh map, and that worked, so it seems to be the map.

Here is the error code, I hope you can help me.

15:24:25 [sEVERE] java.lang.RuntimeException: java.lang.NoSuchMethodException: i

c2.platform.NetworkManager.initiateTileEntityEvent(net.minecraft.src.TileEntity,

int, boolean)

15:24:25 [sEVERE] at ic2.api.NetworkHelper.initiateTileEntityEvent(Network

Helper.java:62)

15:24:25 [sEVERE] at ic2.advancedmachines.TileEntityAdvancedMachine.q_(Til

eEntityAdvancedMachine.java:130)

15:24:25 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:11

89)

15:24:25 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServe

r.java:559)

15:24:25 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftSer

ver.java:457)

15:24:25 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(Sour

ceFile:492)

15:24:25 [sEVERE] Caused by: java.lang.NoSuchMethodException: ic2.platform.Netwo

rkManager.initiateTileEntityEvent(net.minecraft.src.TileEntity, int, boolean)

15:24:25 [sEVERE] at java.lang.Class.getMethod(Unknown Source)

15:24:25 [sEVERE] at ic2.api.NetworkHelper.initiateTileEntityEvent(Network

Helper.java:49)

15:24:25 [sEVERE] ... 5 more

15:24:25 [sEVERE] Unexpected exception

java.lang.RuntimeException: java.lang.NoSuchMethodException: ic2.platform.Networ

kManager.initiateTileEntityEvent(net.minecraft.src.TileEntity, int, boolean)

at ic2.api.NetworkHelper.initiateTileEntityEvent(NetworkHelper.java:62)

at ic2.advancedmachines.TileEntityAdvancedMachine.q_(TileEntityAdvancedM

achine.java:130)

at net.minecraft.server.World.tickEntities(World.java:1189)

at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:559)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:457)

at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

Caused by: java.lang.NoSuchMethodException: ic2.platform.NetworkManager.initiate

TileEntityEvent(net.minecraft.src.TileEntity, int, boolean)

at java.lang.Class.getMethod(Unknown Source)

at ic2.api.NetworkHelper.initiateTileEntityEvent(NetworkHelper.java:49)

... 5 more

[RainbowsXD]

I am having the exact same problem D: any fixes would be nice