Hey my game is crashing when the mc tab opens. Here is the console log
2017-08-26 17:59:14,503 main WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
2017-08-26 17:59:14,512 main WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
[17:59:14] [main/INFO] [GradleStart]: Extra: []
[17:59:15] [main/INFO] [GradleStart]: Running with arguments: [--userProperties, {}, --assetsDir, C:/Users/ethan/.gradle/caches/minecraft/assets, --assetIndex, 1.12, --accessToken{REDACTED}, --version, 1.12, --tweakClass, net.minecraftforge.fml.common.launcher.FMLTweaker, --tweakClass, net.minecraftforge.gradle.tweakers.CoremodTweaker]
[17:59:15] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.gradle.tweakers.CoremodTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker
[17:59:15] [main/INFO] [FML]: Forge Mod Loader version 14.21.1.2443 for Minecraft 1.12 loading
[17:59:15] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_131, running on Windows 10:amd64:10.0, installed at C:\Program Files\Java\jre1.8.0_131
[17:59:15] [main/INFO] [FML]: Managed to load a deobfuscated Minecraft name- we are in a deobfuscated environment. Skipping runtime deobfuscation
[17:59:15] [main/INFO] [FML]: Ignoring missing certificate for coremod FMLCorePlugin (net.minecraftforge.fml.relauncher.FMLCorePlugin), we are in deobf and it's a forge core plugin
[17:59:15] [main/INFO] [FML]: Ignoring missing certificate for coremod FMLForgePlugin (net.minecraftforge.classloading.FMLForgePlugin), we are in deobf and it's a forge core plugin
[17:59:15] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.gradle.tweakers.CoremodTweaker
[17:59:15] [main/INFO] [GradleStart]: Injecting location in coremod net.minecraftforge.fml.relauncher.FMLCorePlugin
[17:59:15] [main/INFO] [GradleStart]: Injecting location in coremod net.minecraftforge.classloading.FMLForgePlugin
[17:59:15] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.gradle.tweakers.AccessTransformerTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[17:59:15] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
2017-08-26 17:59:16,397 main WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
2017-08-26 17:59:17,281 main WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
2017-08-26 17:59:17,285 main WARN Unable to instantiate org.fusesource.jansi.WindowsAnsiOutputStream
[17:59:21] [main/ERROR] [FML]: FML appears to be missing any signature data. This is not a good thing
[17:59:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[17:59:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
[17:59:24] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.gradle.tweakers.AccessTransformerTweaker
[17:59:24] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.TerminalTweaker
[17:59:24] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.TerminalTweaker
[17:59:24] [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.client.main.Main}
[17:59:26] [main/INFO]: Setting user: Player71
[17:59:38] [main/WARN]: Skipping bad option: lastServer:
[17:59:38] [main/INFO]: LWJGL Version: 2.9.4
[17:59:40] [main/INFO] [FML]: -- System Details --
Details:
Minecraft Version: 1.12
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: 752453224 bytes (717 MB) / 1038876672 bytes (990 MB) up to 1038876672 bytes (990 MB)
JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML:
Loaded coremods (and transformers):
GL info: ' Vendor: 'Intel' Version: '4.4.0 - Build 20.19.15.4463' Renderer: 'Intel(R) HD Graphics 5500'
[17:59:40] [main/INFO] [FML]: MinecraftForge v14.21.1.2443 Initialized
[17:59:40] [main/INFO] [FML]: Replaced 921 ore ingredients
[17:59:41] [main/INFO] [FML]: Found 0 mods from the command line. Injecting into mod discoverer
[17:59:41] [main/INFO] [FML]: Searching C:\Users\ethan\Desktop\Modding\run\mods for mods
[17:59:43] [Thread-3/INFO] [FML]: Using sync timing. 200 frames of Display.update took 350818946 nanos
[17:59:47] [main/INFO] [FML]: Forge Mod Loader has identified 5 mods to load
[17:59:48] [main/INFO] [FML]: Attempting connection with missing mods [minecraft, mcp, FML, forge, entity303] at CLIENT
[17:59:48] [main/INFO] [FML]: Attempting connection with missing mods [minecraft, mcp, FML, forge, entity303] at SERVER
[17:59:49] [main/ERROR] [FML]: An error occurred trying to load a proxy into proxy.java.lang.ClassNotFoundException: Entity404.Proxy.ClientProxy
[17:59:49] [main/FATAL] [FML]: Fatal errors were detected during the transition from CONSTRUCTING to PREINITIALIZATION. Loading cannot continue
[17:59:49] [main/FATAL] [FML]:
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UC minecraft{1.12} [Minecraft] (minecraft.jar)
UC mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UC FML{8.0.99.99} [Forge Mod Loader] (forgeSrc-1.12-14.21.1.2443.jar)
UC forge{14.21.1.2443} [Minecraft Forge] (forgeSrc-1.12-14.21.1.2443.jar)
UE entity303{666} [Entity303] (bin)
[17:59:49] [main/FATAL] [FML]: The following problems were captured during this phase
[17:59:49] [main/ERROR] [FML]: Caught exception from entity303 (net.minecraftforge.fml.common.LoaderException: java.lang.ClassNotFoundException: Entity404.Proxy.ClientProxy)
[17:59:49] [main/INFO] [STDOUT]: [net.minecraft.init.Bootstrap:printToSYSOUT:630]: ---- Minecraft Crash Report ----
// I feel sad now :(
Time: 8/26/17 5:59 PM
Description: There was a severe problem during mod loading that has caused the game to fail
net.minecraftforge.fml.common.LoaderExceptionModCrash: Caught exception from Entity303 (entity303)
Caused by: net.minecraftforge.fml.common.LoaderException: java.lang.ClassNotFoundException: Entity404.Proxy.ClientProxy
at net.minecraftforge.fml.common.ProxyInjector.inject(ProxyInjector.java:102)
at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:593)
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 com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150)
at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76)
at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399)
at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71)
at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
at com.google.common.eventbus.EventBus.post(EventBus.java:217)
at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:252)
at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:230)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150)
at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76)
at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399)
at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71)
at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
at com.google.common.eventbus.EventBus.post(EventBus.java:217)
at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:147)
at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:570)
at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:227)
at net.minecraft.client.Minecraft.init(Minecraft.java:508)
at net.minecraft.client.Minecraft.run(Minecraft.java:416)
at net.minecraft.client.main.Main.main(Main.java:118)
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 net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97)
at GradleStart.main(GradleStart.java:26)
Caused by: java.lang.ClassNotFoundException: Entity404.Proxy.ClientProxy
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at net.minecraftforge.fml.common.ModClassLoader.loadClass(ModClassLoader.java:75)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at net.minecraftforge.fml.common.ProxyInjector.inject(ProxyInjector.java:85)
... 43 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 49 more
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- System Details --
Details:
Minecraft Version: 1.12
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: 827026072 bytes (788 MB) / 1038876672 bytes (990 MB) up to 1038876672 bytes (990 MB)
JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.40 Powered by Forge 14.21.1.2443 5 mods loaded, 5 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UC minecraft{1.12} [Minecraft] (minecraft.jar)
UC mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UC FML{8.0.99.99} [Forge Mod Loader] (forgeSrc-1.12-14.21.1.2443.jar)
UC forge{14.21.1.2443} [Minecraft Forge] (forgeSrc-1.12-14.21.1.2443.jar)
UE entity303{666} [Entity303] (bin)
Loaded coremods (and transformers):
GL info: ' Vendor: 'Intel' Version: '4.4.0 - Build 20.19.15.4463' Renderer: 'Intel(R) HD Graphics 5500'
[17:59:49] [main/INFO] [STDOUT]: [net.minecraft.init.Bootstrap:printToSYSOUT:630]: #@!@# Game crashed! Crash report saved to: #@!@# C:\Users\ethan\Desktop\Modding\run\.\crash-reports\crash-2017-08-26_17.59.49-client.txt
I will show you any class you need to see to help.