Server crashes when engine is powered (v3.1.3)

[daesora]

Title: Server crashes when engine is powered (v3.1.3)

Version: 3.1.2

OS: Windows 7 Service pack 1

Java Version: 1.7.0_06

Description of Problem:

Whenever a redstone engine is powering an object, the server crashes.

Error Messages:

Error Log:

2012-12-21 20:28:10 [sEVERE] java.lang.NoSuchMethodError: buildcraft.api.PowerProvider.receiveEnergy(I)V

2012-12-21 20:28:10 [sEVERE] at buildcraft.energy.TileEngine.q_(TileEngine.java:126)

2012-12-21 20:28:10 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:1189)

2012-12-21 20:28:10 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:559)

2012-12-21 20:28:10 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:457)

2012-12-21 20:28:10 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

2012-12-21 20:28:10 [sEVERE] Unexpected exception

java.lang.NoSuchMethodError: buildcraft.api.PowerProvider.receiveEnergy(I)V

at buildcraft.energy.TileEngine.q_(TileEngine.java:126)

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)

[daesora]

Never mind, i found a fix

[Scruffy_Puppy]

What was the fix, man.

What was the fiixxxx?

[GenesisFlareon]

Out of all the things, I REALLY hate it when OP claims "Nvm, fixed it. LOL."

What was the fix?!