제가 완전 뉴비일때까지만 했어도 1.5.2가 잘 실행됬었는데 몇달전부터 계속 1.5.2버전이 튕기네요.. 크래시 리포트 첨부합니다...

---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 19. 2. 18 오후 1:15
Description: Failed to start game

java.lang.NullPointerException
    at java.io.Reader.<init>(Reader.java:78)
    at java.io.InputStreamReader.<init>(InputStreamReader.java:97)
    at bp.a(SourceFile:64)
    at bp.a(SourceFile:100)
    at net.minecraft.client.Minecraft.a(SourceFile:252)
    at avv.a(SourceFile:56)
    at net.minecraft.client.Minecraft.run(SourceFile:507)
    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: 1.5.2
    Operating System: Windows 7 (x86) version 6.1
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
    Memory: 52708368 bytes (50 MB) / 83886080 bytes (80 MB) up to 1073741824 bytes (1024 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
    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: 0, tallocated: 0
    LWJGL: 2.9.0
    OpenGL: GeForce GTX 560/PCIe/SSE2 GL version 4.6.0 NVIDIA 391.35, NVIDIA Corporation
    Is Modded: Very likely; Jar signature invalidated
    Type: Client (map_client.txt)
    Texture Pack: Default
    Profiler Position: N/A (disabled)
    Vec3 Pool Size: ~~ERROR~~ NullPointerException: null