HeavySpleef error

2015-29-07 02:56:27 [WARN] [HeavySpleef] Task #164 for HeavySpleef v2.0 generated an exception
java.lang.NoClassDefFoundError: de/matzefratze123/heavyspleef/core/JoinRequester$JoinValidationException
	at de.matzefratze123.joingui.FlagJoinItem$1.onGamesLoaded(FlagJoinItem.java:54) ~[?:?]
	at de.matzefratze123.heavyspleef.core.HeavySpleef$1.onSuccess(HeavySpleef.java:205) ~[?:?]
	at de.matzefratze123.heavyspleef.core.HeavySpleef$1.onSuccess(HeavySpleef.java:195) ~[?:?]
	at de.matzefratze123.heavyspleef.core.persistence.MoreFutures$1$2.run(MoreFutures.java:55) ~[?:?]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:722) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:653) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:556) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_45]
Caused by: java.lang.ClassNotFoundException: de.matzefratze123.heavyspleef.core.JoinRequester$JoinValidationException
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_45]
	at de.matzefratze123.heavyspleef.addon.java.AddOnClassLoader.findClass(AddOnClassLoader.java:104) ~[?:?]
	at de.matzefratze123.heavyspleef.addon.java.AddOnClassLoader.findClass(AddOnClassLoader.java:89) ~[?:?]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_45]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_45]
	... 11 more
2015-29-07 02:56:27 [WARN] [HeavySpleef] Task #156 for HeavySpleef v2.0 generated an exception
java.lang.NoClassDefFoundError: de/matzefratze123/heavyspleef/core/Statistic
	at de.matzefratze123.leaderboardextensions.ExtensionLeaderboardPodium.update(ExtensionLeaderboardPodium.java:317) ~[?:?]
	at de.matzefratze123.leaderboardextensions.ExtensionLeaderboardPodium$1.onSuccess(ExtensionLeaderboardPodium.java:218) ~[?:?]
	at de.matzefratze123.leaderboardextensions.ExtensionLeaderboardPodium$1.onSuccess(ExtensionLeaderboardPodium.java:214) ~[?:?]
	at de.matzefratze123.heavyspleef.core.persistence.MoreFutures$1$2.run(MoreFutures.java:55) ~[?:?]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:722) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:653) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:556) [spigot-1.8.7-R0.1-SNAPSHOT-latest.jar:git-Spigot-6d16e64-87b9f46]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_45]
Caused by: java.lang.ClassNotFoundException: de.matzefratze123.heavyspleef.core.Statistic
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_45]
	at de.matzefratze123.heavyspleef.addon.java.AddOnClassLoader.findClass(AddOnClassLoader.java:104) ~[?:?]
	at de.matzefratze123.heavyspleef.addon.java.AddOnClassLoader.findClass(AddOnClassLoader.java:89) ~[?:?]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_45]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_45]
	... 11 more