JSON parser error.

[killerboom7173]

My minecraft 1.10.2 won't work because of a json parser error every time i try to load a world. This is the complete Crash Report.

---- Minecraft Crash Report ----
// Surprise! Haha. Well, this is awkward.

Time: 6/28/17 6:37 PM
Description: Updating screen events

com.eclipsesource.json.ParseException: Expected value at 1:0
    at com.eclipsesource.json.JsonParser.error(JsonParser.java:371)
    at com.eclipsesource.json.JsonParser.expected(JsonParser.java:364)
    at com.eclipsesource.json.JsonParser.readValue(JsonParser.java:97)
    at com.eclipsesource.json.JsonParser.parse(JsonParser.java:62)
    at com.eclipsesource.json.JsonValue.readFrom(JsonValue.java:105)
    at com.eclipsesource.json.JsonObject.readFrom(JsonObject.java:138)
    at info.mineshafter.datasources.MineshafterProfileAuthority.getProfile(MineshafterProfileAuthority.java:51)
    at info.mineshafter.storage.Profiles.byId(Profiles.java:74)
    at info.mineshafter.intercept.ProfileHandler.getProfile(ProfileHandler.java:75)
    at info.mineshafter.intercept.ProfileHandler.handle(ProfileHandler.java:51)
    at info.mineshafter.hacks.URLConnectionAdapter.doRequest(URLConnectionAdapter.java:43)
    at info.mineshafter.hacks.URLConnectionAdapter.getInputStream(URLConnectionAdapter.java:59)
    at com.mojang.authlib.HttpAuthenticationService.performGetRequest(HttpAuthenticationService.java:126)
    at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
    at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile(YggdrasilMinecraftSessionService.java:175)
    at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties(YggdrasilMinecraftSessionService.java:168)
    at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2350)
    at net.minecraftforge.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:723)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186777_e(GuiListWorldSelectionEntry.java:245)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186774_a(GuiListWorldSelectionEntry.java:199)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_148278_a(GuiListWorldSelectionEntry.java:163)
    at net.minecraft.client.gui.GuiListExtended.func_148179_a(SourceFile:41)
    at net.minecraft.client.gui.GuiWorldSelection.func_73864_a(SourceFile:118)
    at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:548)
    at net.minecraft.client.gui.GuiWorldSelection.func_146274_d(SourceFile:50)
    at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:517)
    at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1700)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1055)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371)
    at net.minecraft.client.main.Main.main(SourceFile:124)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at info.mineshafter.GameStarter.main(GameStarter.java:24)

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

-- Head --
Thread: Client thread
Stacktrace:
    at com.eclipsesource.json.JsonParser.error(JsonParser.java:371)
    at com.eclipsesource.json.JsonParser.expected(JsonParser.java:364)
    at com.eclipsesource.json.JsonParser.readValue(JsonParser.java:97)
    at com.eclipsesource.json.JsonParser.parse(JsonParser.java:62)
    at com.eclipsesource.json.JsonValue.readFrom(JsonValue.java:105)
    at com.eclipsesource.json.JsonObject.readFrom(JsonObject.java:138)
    at info.mineshafter.datasources.MineshafterProfileAuthority.getProfile(MineshafterProfileAuthority.java:51)
    at info.mineshafter.storage.Profiles.byId(Profiles.java:74)
    at info.mineshafter.intercept.ProfileHandler.getProfile(ProfileHandler.java:75)
    at info.mineshafter.intercept.ProfileHandler.handle(ProfileHandler.java:51)
    at info.mineshafter.hacks.URLConnectionAdapter.doRequest(URLConnectionAdapter.java:43)
    at info.mineshafter.hacks.URLConnectionAdapter.getInputStream(URLConnectionAdapter.java:59)
    at com.mojang.authlib.HttpAuthenticationService.performGetRequest(HttpAuthenticationService.java:126)
    at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
    at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile(YggdrasilMinecraftSessionService.java:175)
    at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties(YggdrasilMinecraftSessionService.java:168)
    at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2350)
    at net.minecraftforge.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:723)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186777_e(GuiListWorldSelectionEntry.java:245)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_186774_a(GuiListWorldSelectionEntry.java:199)
    at net.minecraft.client.gui.GuiListWorldSelectionEntry.func_148278_a(GuiListWorldSelectionEntry.java:163)
    at net.minecraft.client.gui.GuiListExtended.func_148179_a(SourceFile:41)
    at net.minecraft.client.gui.GuiWorldSelection.func_73864_a(SourceFile:118)
    at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:548)
    at net.minecraft.client.gui.GuiWorldSelection.func_146274_d(SourceFile:50)
    at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:517)

-- Affected screen --
Details:
    Screen name: net.minecraft.client.gui.GuiScreenWorking
Stacktrace:
    at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1700)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1055)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371)
    at net.minecraft.client.main.Main.main(SourceFile:124)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at info.mineshafter.GameStarter.main(GameStarter.java:24)

-- System Details --
Details:
    Minecraft Version: 1.10.2
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_131, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 425290792 bytes (405 MB) / 963497984 bytes (918 MB) up to 1060372480 bytes (1011 MB)
    JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
    IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
    FML: MCP 9.32 Powered by Forge 12.18.3.2185 8 mods loaded, 8 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
    UCHIJAAAA    mcp{9.19} [Minecraft Coder Pack] (minecraft.jar) 
    UCHIJAAAA    FML{8.0.99.99} [Forge Mod Loader] (forge-1.10.2-12.18.3.2185.jar) 
    UCHIJAAAA    Forge{12.18.3.2185} [Minecraft Forge] (forge-1.10.2-12.18.3.2185.jar) 
    UCHIJAAAA    mercurius_updater{1.0} [mercurius_updater] (MercuriusUpdater-1.10.2.jar) 
    UCHIJAAAA    JEI{3.14.7.419} [Just Enough Items] (jei_1.10.2-3.14.7.419.jar) 
    UCHIJAAAA    mantle{1.10.2-1.1.5.205} [Mantle] (Mantle-1.10.2-1.1.5.jar) 
    UCHIJAAAA    tconstruct{1.10.2-2.6.3.500} [Tinkers' Construct] (TConstruct-1.10.2-2.6.3.jar) 
    UCHIJAAAA    tinkertoolleveling{1.10.2-1.0.1.DEV.f5def58} [Tinkers Tool Leveling] (TinkerToolLeveling-1.10.2-1.0.1.jar) 
    Loaded coremods (and transformers): 
    GL info: ' Vendor: 'Intel' Version: '4.0.0 - Build 10.18.10.4358' Renderer: 'Intel(R) HD Graphics 4000'
    Pulsar/tconstruct loaded Pulses: 
        - TinkerCommons (Enabled/Forced)
        - TinkerWorld (Enabled/Not Forced)
        - TinkerTools (Enabled/Not Forced)
        - TinkerHarvestTools (Enabled/Forced)
        - TinkerMeleeWeapons (Enabled/Forced)
        - TinkerRangedWeapons (Enabled/Forced)
        - TinkerModifiers (Enabled/Forced)
        - TinkerSmeltery (Enabled/Not Forced)
        - TinkerGadgets (Enabled/Not Forced)
        - TinkerOredict (Enabled/Forced)
        - TinkerIntegration (Enabled/Forced)
        - TinkerFluids (Enabled/Forced)
        - TinkerMaterials (Enabled/Forced)
        - TinkerModelRegister (Enabled/Forced)
        - TinkerDebug (Enabled/Not Forced)

    Launched Version: 1.10.2-forge1.10.2-12.18.3.2185
    LWJGL: 2.9.4
    OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 10.18.10.4358, Intel
    GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: 
    Current Language: English (US)
    Profiler Position: N/A (disabled)
    CPU: 4x Intel(R) Core(TM) i3-3110M CPU @ 2.40GHz

[LexManos]

User was banned for using a cracked launcher.