Minecraft 1.4.5 Проблема с сервером помогите плис !!

Minecraft 1.4.5 Проблема с сервером помогите плис !! Скачал сервер к версии 1.4.5 когда запускаю идёт "preparing spawn area " и так до 85 % после чего выбивает мне ошыбку вот скопировал с crash raport :

----Minecraft Crash Report ----
// Ooh. Shiny.

Time: 29.11.12 15:24
Description: Exception generating new chunk

java.lang.OutOfMemoryError: Java heap space
at zt.(SourceFile:22)
at zs.(SourceFile:76)
at aau.d(SourceFile:225)
at im.c(SourceFile:82)
at net.minecraft.server.MinecraftServer.e(SourceFile:513)
at net.minecraft.server.MinecraftServer.a(SourceFile:483)
at ho.c(SourceFile:169)
at net.minecraft.server.MinecraftServer.run(SourceFile:595)
at fy.run(SourceFile:856)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
at zt.(SourceFile:22)
at zs.(SourceFile:76)
at aau.d(SourceFile:225)

-- Chunk to be generated --
Details:
Location: -7,-18
Position hash: -73014444039
Generator: RandomLevelSource
Stacktrace:
at im.c(SourceFile:82)
at net.minecraft.server.MinecraftServer.e(SourceFile:513)
at net.minecraft.server.MinecraftServer.a(SourceFile:483)
at ho.c(SourceFile:169)
at net.minecraft.server.MinecraftServer.run(SourceFile:595)
at fy.run(SourceFile:856)

-- System Details --
Details:
Minecraft Version: 1.4.5
Operating System: Windows XP (x86) version 5.1
Java Version: 1.6.0_03, Sun Microsystems Inc.
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
Memory: 16560 bytes (0 MB) / 66650112 bytes (63 MB) up to 66650112 bytes (63 MB)
JVM Flags: 0 total;
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 0 / 20; []
Is Modded: Unknown (can't tell)
Type: Dedicated Server (map_server.txt)

думал что OutOFMemory попробувал в Java сменить на вот ето :
-Xincgc -Xmx1G
-Xincgc -Xmx1536M
-Xincgc -Xmx2G
ну поотдельности конечно но увы не пошло =((((((( Помогите плис