Game crashing while initializing

[yk_Cxrey]

The game crashed whilst initializing game Error: java.lang.NoClassDefFoundError: Could not initialize class net.minecraft.util.registry.Registry

 

 

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

Time: 5/1/20 7:24 PM
Description: Initializing game

java.lang.NoClassDefFoundError: Could not initialize class net.minecraft.util.registry.Registry
    at net.optifine.util.BlockUtils.getBlock(BlockUtils.java:163) ~[?:?] {re:classloading}
    at net.optifine.shaders.BlockAliases.addLegacyAlias(BlockAliases.java:448) ~[?:?] {re:classloading}
    at net.optifine.shaders.BlockAliases.makeLegacyAliases(BlockAliases.java:401) ~[?:?] {re:classloading}
    at net.optifine.shaders.BlockAliases.update(BlockAliases.java:191) ~[?:?] {re:classloading}
    at net.optifine.shaders.Shaders.loadShaderPackProperties(Shaders.java:1098) ~[?:?] {re:classloading}
    at net.optifine.shaders.Shaders.loadShaderPack(Shaders.java:962) ~[?:?] {re:classloading}
    at net.optifine.shaders.Shaders.loadConfig(Shaders.java:734) ~[?:?] {re:classloading}
    at net.optifine.shaders.Shaders.startup(Shaders.java:2070) ~[?:?] {re:classloading}
    at net.optifine.Config.initDisplay(Config.java:213) ~[?:?] {re:classloading}
    at com.mojang.blaze3d.platform.GlStateManager.func_227666_a_(GlStateManager.java:383) ~[?:?] {re:classloading,xf:OptiFine:default}
    at com.mojang.blaze3d.platform.GLX._init(GLX.java:151) ~[?:?] {re:classloading,xf:OptiFine:default}
    at com.mojang.blaze3d.systems.RenderSystem.initRenderer(SourceFile:1001) ~[?:?] {re:classloading}
    at net.minecraft.client.Minecraft.<init>(Minecraft.java:388) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.main.Main.main(SourceFile:166) [?:?] {re:classloading}
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
    at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:56) [forge-1.15.2-31.1.63.jar:31.1] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$399/2124731287.call(Unknown Source) [forge-1.15.2-31.1.63.jar:31.1] {}
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-5.1.0.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-5.1.0.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-5.1.0.jar:?] {}
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:81) [modlauncher-5.1.0.jar:?] {}
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:65) [modlauncher-5.1.0.jar:?] {}

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

-- Head --
Thread: Render thread
Stacktrace:
    at net.optifine.util.BlockUtils.getBlock(BlockUtils.java:163)
    at net.optifine.shaders.BlockAliases.addLegacyAlias(BlockAliases.java:448)
    at net.optifine.shaders.BlockAliases.makeLegacyAliases(BlockAliases.java:401)
    at net.optifine.shaders.BlockAliases.update(BlockAliases.java:191)
    at net.optifine.shaders.Shaders.loadShaderPackProperties(Shaders.java:1098)
    at net.optifine.shaders.Shaders.loadShaderPack(Shaders.java:962)
    at net.optifine.shaders.Shaders.loadConfig(Shaders.java:734)
    at net.optifine.shaders.Shaders.startup(Shaders.java:2070)
    at net.optifine.Config.initDisplay(Config.java:213)
    at com.mojang.blaze3d.platform.GlStateManager.func_227666_a_(GlStateManager.java:383)
    at com.mojang.blaze3d.platform.GLX._init(GLX.java:151)
    at com.mojang.blaze3d.systems.RenderSystem.initRenderer(SourceFile:1001)
    at net.minecraft.client.Minecraft.<init>(Minecraft.java:388)

-- Initialization --
Details:
Stacktrace:
    at net.minecraft.client.main.Main.main(SourceFile:166)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:56)
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$399/2124731287.call(Unknown Source)
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37)
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54)
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72)
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:81)
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:65)

-- System Details --
Details:
    Minecraft Version: 1.15.2
    Minecraft Version ID: 1.15.2
    Operating System: Windows 8 (amd64) version 6.2
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 2126050952 bytes (2027 MB) / 3288334336 bytes (3136 MB) up to 4294967296 bytes (4096 MB)
    CPUs: 4
    JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    Launched Version: 1.15.2-forge-31.1.63
    Backend library: LWJGL version 3.2.2 build 10
    Backend API: GeForce GTX 1650/PCIe/SSE2 GL version 4.6.0 NVIDIA 445.87, NVIDIA Corporation
    GL Caps: 
    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'forge'
    Type: Client (map_client.txt)
    CPU: <unknown>
    OptiFine Version: OptiFine_1.15.2_HD_U_G1_pre13
    OptiFine Build: 20200401-232147
    Render Distance Chunks: 8
    Mipmaps: 0
    Anisotropic Filtering: 1
    Antialiasing: 0
    Multitexture: false
    Shaders: 1.15.2-r1.zip
    OpenGlVersion: 4.6.0 NVIDIA 445.87
    OpenGlRenderer: GeForce GTX 1650/PCIe/SSE2
    OpenGlVendor: NVIDIA Corporation
    CpuCount: 4

[DaemonUmbra]

Please refer to Optifine's changelog regarding Forge compatibility