Minecraft Forums

i was playing on a LAN world with my friend when my game crashes. Now every time i try to load in to this specific world, just as it gets to downloading terrain, it crashes. here is the error log:

---- Minecraft Crash Report ----
// I bet Cylons wouldn't have this problem.

Time: 5/8/16 7:25 PM
Description: Exception in server tick loop

java.lang.OutOfMemoryError: Java heap space
at java.util.ArrayList.<init>(ArrayList.java:152)
at com.google.common.collect.Lists.newArrayListWithCapacity(Lists.java:175)
at du.a(SourceFile:63)
at dn.a(SourceFile:414)
at dn.a(SourceFile:71)
at dn.a(SourceFile:414)
at dn.a(SourceFile:71)
at dx.a(SourceFile:117)
at dx.a(SourceFile:82)
at dx.a(SourceFile:78)
at ass.a(SourceFile:64)
at lo.f(SourceFile:124)
at lo.c(SourceFile:76)
at lu.<init>(SourceFile:40)
at lv.c(SourceFile:195)
at lv.a(SourceFile:226)
at mm.a(SourceFile:274)
at mm.c(SourceFile:330)
at mm.a(SourceFile:160)
at md.b(SourceFile:116)
at md.c(SourceFile:62)
at ek.a(SourceFile:232)
at ma.c(SourceFile:187)
at net.minecraft.server.MinecraftServer.D(SourceFile:643)
at net.minecraft.server.MinecraftServer.C(SourceFile:553)
at byl.C(SourceFile:154)
at net.minecraft.server.MinecraftServer.run(SourceFile:457)
at java.lang.Thread.run(Thread.java:745)

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

-- System Details --
Details:
Minecraft Version: 1.9.2
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 3029945280 bytes (2889 MB) / 3207069696 bytes (3058 MB) up to 3803185152 bytes (3627 MB)
JVM Flags: 1 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 98
Profiler Position: N/A (disabled)
Player Count: 1 / 8; [lr['Infamous_ManRay'/180, l='jewwynstuff', x=-507.05, y=65.00, z=276.85]]
Type: Integrated Server (map_client.txt)
Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.

could you explain how to do this?