problem loading MFR Compat: Forestry

[Client thread/ERROR] [MineFactoryReloaded|CompatForestry]: There was a problem loading MFR Compat: Forestry
java.lang.NoClassDefFoundError: powercrystals/minefactoryreloaded/modhelpers/forestry/ForestryLeaf
	at powercrystals.minefactoryreloaded.modhelpers.forestry.Forestry.initForestry(Forestry.java:137) ~[Forestry.class:?]
	at powercrystals.minefactoryreloaded.modhelpers.forestry.Forestry.load(Forestry.java:41) [Forestry.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_66]
	at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532) [FMLModContainer.class:?]
	at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_66]
	at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) [guava-17.0.jar:?]
	at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.post(EventBus.java:275) [guava-17.0.jar:?]
	at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212) [LoadController.class:?]
	at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190) [LoadController.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_66]
	at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) [guava-17.0.jar:?]
	at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) [guava-17.0.jar:?]
	at com.google.common.eventbus.EventBus.post(EventBus.java:275) [guava-17.0.jar:?]
	at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119) [LoadController.class:?]
	at cpw.mods.fml.common.Loader.initializeMods(Loader.java:737) [Loader.class:?]
	at cpw.mods.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:311) [FMLClientHandler.class:?]
	at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:552) [bao.class:?]
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878) [bao.class:?]
	at net.minecraft.client.main.Main.main(SourceFile:148) [Main.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_66]
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_66]
	at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:310) [NewLaunch.jar:?]
	at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:394) [NewLaunch.jar:?]
	at org.multimc.EntryPoint.listen(EntryPoint.java:170) [NewLaunch.jar:?]
	at org.multimc.EntryPoint.main(EntryPoint.java:54) [NewLaunch.jar:?]
Caused by: java.lang.ClassNotFoundException: powercrystals.minefactoryreloaded.modhelpers.forestry.ForestryLeaf
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_66]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_66]
	... 46 more
Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: -4
	at java.lang.String.substring(Unknown Source) ~[?:1.8.0_66]
	at cofh.asm.ASMCore.checkRemove(ASMCore.java:1595) ~[CoFHCore-%5B1.7.10%5D3.1.0B1-318.jar:?]
	at cofh.asm.ASMCore.strip(ASMCore.java:1562) ~[CoFHCore-%5B1.7.10%5D3.1.0B1-318.jar:?]
	at cofh.asm.ASMCore.parse(ASMCore.java:136) ~[CoFHCore-%5B1.7.10%5D3.1.0B1-318.jar:?]
	at cofh.asm.CoFHClassTransformer.transform(CoFHClassTransformer.java:33) ~[CoFHClassTransformer.class:?]
	at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279) ~[launchwrapper-1.12.jar:?]
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176) ~[launchwrapper-1.12.jar:?]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_66]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_66]
	... 46 more