Ребят, вот такая вот шляпа. Джаву удалял и ставил по новой несколько раз. С клиентом аналогично.
Что можно ещё попробовать?



Minecraft has crashed!
----------------------

Minecraft has stopped running because it encountered a problem.

If you wish to report this, please copy this entire text and email it to support@mojang.com.
Please include a description of what you did when the error occured.



--- BEGIN ERROR REPORT a1dce528 --------
Generated 12.02.12 14:20

Minecraft: Minecraft Beta 1.7.2
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_30, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: AMD Radeon HD 6650M version 4.1.10362 Compatibility Profile Context, ATI Technologies Inc.

java.lang.RuntimeException: javax.imageio.IIOException: Can't create cache file!
at net.minecraft.src.FontRenderer.<init>(FontRenderer.java:33)
at net.minecraft.client.Minecraft.startGame(Minecraft.java:184)
at net.minecraft.client.Minecraft.run(Minecraft.java:506)
at java.lang.Thread.run(Unknown Source)
Caused by: javax.imageio.IIOException: Can't create cache file!
at javax.imageio.ImageIO.createImageInputStream(Unknown Source)
at javax.imageio.ImageIO.read(Unknown Source)
at net.minecraft.src.FontRenderer.<init>(FontRenderer.java:29)
... 3 more
Caused by: java.io.IOException: Отказано в доступе
at java.io.WinNTFileSystem.createFileExclusively(Native Method)
at java.io.File.checkAndCreate(Unknown Source)
at java.io.File.createTempFile(Unknown Source)
at javax.imageio.stream.FileCacheImageInputStream.<init>(Unknown Source)
at com.sun.imageio.spi.InputStreamImageInputStreamSpi.createInputStreamInstance(Unknown Source)
... 6 more
--- END ERROR REPORT 37486ab0 ----------