Forum francais Minecraft. Serveur de jeu FR-Minecraft et astuces pour Minecraft.

Bonjour,
j'essaie d'ouvrir un coffre, et seulement à ce moment là, le jeu se bloque et affiche le message d'erreur suivant:

      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 25/02/11 12:49

Minecraft: Minecraft Beta 1.2_02
OS: Windows XP (x86) version 5.1
Java: 1.6.0_24, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: ASUS EAH5750 Series version 3.2.9555 Compatibility Profile Context, ATI Technologies Inc.

java.lang.NullPointerException
    at gm.b(SourceFile:73)
    at al.a(SourceFile:143)
    at ft.a(SourceFile:138)
    at ft.a(SourceFile:64)
    at ll.b(SourceFile:360)
    at net.minecraft.client.Minecraft.run(SourceFile:668)
    at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT c2afcaae ----------

Quelqu'un aurait il une solution a ce problème ? Merci.