dennis

my crash report was ---- Minecraft Crash Report ---- WARNING: coremods are present: Contact their authors BEFORE contacting forge // Shall we play a game? Time: 6/26/17 9:19 AM Description: Initializing game java.lang.NoClassDefFoundError: cvm at java.lang.Class.getDeclaredFields0(Native Method) at java.lang.Class.privateGetDeclaredFields(Class.java:2575) at java.lang.Class.getField0(Class.java:2967) at java.lang.Class.getField(Class.java:1693) at net.minecraftforge.fml.client.FMLClientHandler.detectOptifine(FMLClientHandler.java:274) at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:190) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:417) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:329) at net.minecraft.client.main.Main.main(SourceFile:124) 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:483) at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) Caused by: java.lang.ClassNotFoundException: cvm at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 15 more Caused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ... 17 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at java.lang.Class.getDeclaredFields0(Native Method) at java.lang.Class.privateGetDeclaredFields(Class.java:2575) at java.lang.Class.getField0(Class.java:2967) at java.lang.Class.getField(Class.java:1693) at net.minecraftforge.fml.client.FMLClientHandler.detectOptifine(FMLClientHandler.java:274) at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:190) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:417) -- Initialization -- Details: Stacktrace: at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:329) at net.minecraft.client.main.Main.main(SourceFile:124) 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:483) at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) -- System Details -- Details: Minecraft Version: 1.8.8 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: 71701408 bytes (68 MB) / 238100480 bytes (227 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: 0, tallocated: 0 FML: Loaded coremods (and transformers): Launched Version: 1.8.8-forge1.8.8-11.15.0.1654-1.8.8 LWJGL: 2.9.4 OpenGL: Intel(R) HD Graphics 4600 GL version 4.3.0 - Build 20.19.15.4531, 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: No Is Modded: Definitely; Client brand changed to 'fml,forge' Type: Client (map_client.txt) Resource Packs: §6Smooth Overlay.zip, ! §cDragonfruit §532x.zip Current Language: ~~ERROR~~ NullPointerException: null Profiler Position: N/A (disabled) CPU: 4x Intel(R) Core(TM) i5-4460 CPU @ 3.20GHz

I got the forge in http://files.minecraftforge.net/

When I downloaded forge installed it and ran minecraft on it crashed many times. It said : The game crashed whilst initializing game The game crashed whilst initializing game Error: java.lang.NoClassDefFoundError: cvm do you guys know what it means? this is the forge I'm using