Hey guys, I just downloaded minecraft and tried connecting to a server then it crashed and give me this problem, I need help
---- Minecraft Crash Report ----
// I'm sorry
19/05/14 04:20
Description: Ticking screen

java.lang.NullPointerException: Ticking screen
at com.mojang.util.UUIDTypeAdapter.fromUUID(UUIDTypeAdapter.java:22)
at com.mojang.util.UUIDTypeAdapter.write(UUIDTypeAdapter.java:13)
at com.mojang.util.UUIDTypeAdapter.write(UUIDTypeAdapter.java:10)
at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.write(TypeAdapterRuntimeTypeWrapper.java:68)
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.write(ReflectiveTypeAdapterFactory.java:89)
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.write(ReflectiveTypeAdapterFactory.java:195)
at com.google.gson.Gson.toJson(Gson.java:593)
at com.google.gson.Gson.toJson(Gson.java:572)
at com.google.gson.Gson.toJson(Gson.java:527)
at com.google.gson.Gson.toJson(Gson.java:507)
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.joinServer(YggdrasilMinecraftSessionService.java:61)
at bll.a(SourceFile:48)
at jt.a(SourceFile:41)
at jt.a(SourceFile:10)
at ej.a(SourceFile:174)
at bct.c(SourceFile:78)
at ban.p(SourceFile:1343)
at ban.ak(SourceFile:774)
at ban.f(SourceFile:728)
at net.minecraft.client.main.Main.main(SourceFile:148)


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

---

-- Head --
Stacktrace:
at com.mojang.util.UUIDTypeAdapter.fromUUID(UUIDTypeAdapter.java:22)
at com.mojang.util.UUIDTypeAdapter.write(UUIDTypeAdapter.java:13)
at com.mojang.util.UUIDTypeAdapter.write(UUIDTypeAdapter.java:10)
at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.write(TypeAdapterRuntimeTypeWrapper.java:68)
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.write(ReflectiveTypeAdapterFactory.java:89)
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.write(ReflectiveTypeAdapterFactory.java:195)
at com.google.gson.Gson.toJson(Gson.java:593)
at com.google.gson.Gson.toJson(Gson.java:572)
at com.google.gson.Gson.toJson(Gson.java:527)
at com.google.gson.Gson.toJson(Gson.java:507)
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.joinServer(YggdrasilMinecraftSessionService.java:61)
at bll.a(SourceFile:48)
at jt.a(SourceFile:41)
at jt.a(SourceFile:10)
at ej.a(SourceFile:174)
at bct.c(SourceFile:78)

-- Affected screen --
Details:
Screen name: bct
Stacktrace:
at ban.p(SourceFile:1343)
at ban.ak(SourceFile:774)
at ban.f(SourceFile:728)
at net.minecraft.client.main.Main.main(SourceFile:148)

-- System Details --
Details:
Minecraft Version: 1.7.9
Operating System: Windows XP (x86) version 5.1
Java Version: 1.7.0_06, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
Memory: 49739912 bytes (47 MB) / 86626304 bytes (82 MB) up to 518979584 bytes (494 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 1.7.9
LWJGL: 2.9.1
OpenGL: GeForce GT 610/PCIe/SSE2 GL version 4.3.0, NVIDIA Corporation
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)

Do I have to update Java or something? Please help me...

This is so confusing. I don't know what to do.

You either have to update Java or your computer isn't doing something right. I'm not sure.

I think you need to download it again or something, I don't know...

get a new flash disk i nedid to do that befor i coude play

also microsoft dont suppot windows XP eanymore

edited by legoburner56