Minecraft Forums

---- Minecraft Crash Report ----
// Hey, that tickles! Hehehe!

Time: 10/25/12 5:20 PM
Description: Exception in server tick loop

java.lang.NoClassDefFoundError: io
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:295)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at xz.a(SourceFile:97)
at xz.<init>(SourceFile:75)
at yn.<init>(SourceFile:6)
at xz.<clinit>(SourceFile:18)
at ye.<init>(SourceFile:20)
at ye.<init>(SourceFile:30)
at agq.a(SourceFile:136)
at net.minecraft.server.MinecraftServer.b(SourceFile:377)
at bcb.a(SourceFile:54)
at bcb.c(SourceFile:99)
at net.minecraft.server.MinecraftServer.run(SourceFile:570)
at fp.run(SourceFile:818)
Caused by: java.lang.ClassNotFoundException: io
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
... 25 more

Relevant Details:
- Minecraft Version: 1.4.2
- Operating System: Mac OS X (x86_64) version 10.8.2
- Java Version: 1.6.0_35, Apple Inc.
- Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
- Memory: 531428024 bytes (506 MB) / 581435392 bytes (554 MB) up to 1065025536 bytes (1015 MB)
- JVM Flags: 3 total; -Xbootclasspath/a:/System/Library/PrivateFrameworks/JavaApplicationLauncher.framework/Resources/LauncherSupport.jar -Xms512M -Xmx1024M
- AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
- Is Modded: Probably not
- Profiler Position: N/A (disabled)
- Player Count: 0 / 8; []
- Type: Integrated Server

I tried the new 1.4.2 update and i got this while makeing a new world,i already force updated and re downloaded.Please help!

Quote from GenesisTFA

try checking if you have anything stored in you mods folder in the .minecraft directory.
hope i helped

i deleted my .minecraft folder the WHOLE thing.And redowloaded minecraft.

Quote from Hidinginthelight

Try updating your java.
http://www.java.com/...load/manual.jsp

Looks like the oracle java should work on anything after MacOS 10.7.3

did it i installed it still get it :{ any other ideas?

Let me say this:My only problems are when i try to create a new world it goes to Loading world and underneath it Converting world.

i wonder if the hey that tickles hehehehe is copied from annoying orange marshmellow