11:25:00 [SEVERE] java.lang.NoClassDefFoundError: net/minecraft/server/Explosion
11:25:00 [SEVERE]       at net.minecraft.server.World.a(World.java:1241)
11:25:00 [SEVERE]       at net.minecraft.server.WorldServer.a(WorldServer.java:115)
11:25:00 [SEVERE]       at net.minecraft.server.EntityTNTPrimed.h(EntityTNTPrimed.java:78)
11:25:00 [SEVERE]       at net.minecraft.server.EntityTNTPrimed.f_(EntityTNTPrimed.java:59)
11:25:00 [SEVERE]       at net.minecraft.server.World.a(World.java:1011)
11:25:00 [SEVERE]       at net.minecraft.server.WorldServer.a(WorldServer.java:53)
11:25:00 [SEVERE]       at net.minecraft.server.World.f(World.java:993)
11:25:00 [SEVERE]       at net.minecraft.server.World.d(World.java:970)
11:25:00 [SEVERE]       at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:354)
11:25:00 [SEVERE]       at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:272)
11:25:00 [SEVERE]       at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
11:25:00 [SEVERE] Caused by: java.lang.ClassNotFoundException: net.minecraft.server.Explosion
11:25:00 [SEVERE]       at java.net.URLClassLoader$1.run(URLClassLoader.java:214)
11:25:00 [SEVERE]       at java.security.AccessController.doPrivileged(Native Method)
11:25:00 [SEVERE]       at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
11:25:00 [SEVERE]       at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
11:25:00 [SEVERE]       at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
11:25:00 [SEVERE]       at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
11:25:00 [SEVERE]       ... 11 more
11:25:00 [SEVERE] Caused by: java.util.zip.ZipException: invalid distance too far back
11:25:00 [SEVERE]       at java.util.zip.InflaterInputStream.read(InflaterInputStream.java:164)
11:25:00 [SEVERE]       at sun.misc.Resource.getBytes(Resource.java:124)
11:25:00 [SEVERE]       at java.net.URLClassLoader.defineClass(URLClassLoader.java:273)
11:25:00 [SEVERE]       at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
11:25:00 [SEVERE]       at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
11:25:00 [SEVERE]       ... 16 more
11:25:00 [SEVERE] Unexpected exception
java.lang.NoClassDefFoundError: net/minecraft/server/Explosion
        at net.minecraft.server.World.a(World.java:1241)
        at net.minecraft.server.WorldServer.a(WorldServer.java:115)
        at net.minecraft.server.EntityTNTPrimed.h(EntityTNTPrimed.java:78)
        at net.minecraft.server.EntityTNTPrimed.f_(EntityTNTPrimed.java:59)
        at net.minecraft.server.World.a(World.java:1011)
        at net.minecraft.server.WorldServer.a(WorldServer.java:53)
        at net.minecraft.server.World.f(World.java:993)
        at net.minecraft.server.World.d(World.java:970)
        at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:354)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:272)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:366)
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.Explosion
        at java.net.URLClassLoader$1.run(URLClassLoader.java:214)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
        ... 11 more
Caused by: java.util.zip.ZipException: invalid distance too far back
        at java.util.zip.InflaterInputStream.read(InflaterInputStream.java:164)
        at sun.misc.Resource.getBytes(Resource.java:124)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:273)
        at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
        ... 16 more
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