WARNING: Coremod are present :

[Dylan salmon]

---- Minecraft Crash Report ----

WARNING: coremods are present:
  McLib core mod (mclib-2.4-1.12.2 (1).jar)
  AdvancedRocketryPlugin (AdvancedRocketry-1.12.2-2.0.0-13.jar)
  HCASM (HammerCore-1.12.2-2.0.5.9.jar)
Contact their authors BEFORE contacting forge

// My bad.

Time: 7/11/22 6:12 PM
Description: Initializing game

java.lang.NoClassDefFoundError: zmaster587/advancedRocketry/integration/CompatibilityMgr
    at zmaster587.advancedRocketry.AdvancedRocketry.<clinit>(AdvancedRocketry.java:157)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:348)
    at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:539)
    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 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$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
    at com.google.common.eventbus.EventBus.post(EventBus.java:217)
    at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:219)
    at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:197)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
    at com.google.common.eventbus.Subscriber$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:136)
    at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:595)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:232)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:467)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: zmaster587.advancedRocketry.integration.CompatibilityMgr
    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)
    ... 40 more
Caused by: java.lang.IllegalArgumentException
    at org.objectweb.asm.ClassReader.<init>(ClassReader.java:185)
    at org.objectweb.asm.ClassReader.<init>(ClassReader.java:168)
    at net.minecraftforge.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper.findAndMergeSuperMaps(FMLDeobfuscatingRemapper.java:425)
    at net.minecraftforge.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper.mergeSuperMaps(FMLDeobfuscatingRemapper.java:455)
    at net.minecraftforge.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper.findAndMergeSuperMaps(FMLDeobfuscatingRemapper.java:429)
    at net.minecraftforge.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper.getMethodMap(FMLDeobfuscatingRemapper.java:402)
    at net.minecraftforge.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper.mapMethodName(FMLDeobfuscatingRemapper.java:349)
    at org.objectweb.asm.commons.RemappingMethodAdapter.doVisitMethodInsn(RemappingMethodAdapter.java:156)
    at org.objectweb.asm.commons.RemappingMethodAdapter.visitMethodInsn(RemappingMethodAdapter.java:143)
    at org.objectweb.asm.ClassReader.readCode(ClassReader.java:1496)
    at org.objectweb.asm.ClassReader.readMethod(ClassReader.java:1032)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:708)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:521)
    at net.minecraftforge.fml.common.asm.transformers.DeobfuscationTransformer.transform(DeobfuscationTransformer.java:76)
    at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279)
    at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176)
    ... 42 more

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

-- Head --
Thread: Client thread
Stacktrace:
    at zmaster587.advancedRocketry.AdvancedRocketry.<clinit>(AdvancedRocketry.java:157)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:348)
    at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:539)
    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 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$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
    at com.google.common.eventbus.EventBus.post(EventBus.java:217)
    at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:219)
    at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:197)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
    at com.google.common.eventbus.Subscriber$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:136)
    at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:595)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:232)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:467)

-- Initialization --
Details:
Stacktrace:
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
    Minecraft Version: 1.12.2
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 518379416 bytes (494 MB) / 805306368 bytes (768 MB) up to 4294967296 bytes (4096 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP 9.42 Powered by Forge 14.23.5.2859 Optifine OptiFine_1.12.2_HD_U_G5 16 mods loaded, 14 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

    | State | ID                          | Version         | Source                                        | Signature                                |
    |:----- |:--------------------------- |:--------------- |:--------------------------------------------- |:---------------------------------------- |
    | LC    | minecraft                   | 1.12.2          | minecraft.jar                                 | None                                     |
    | LC    | mcp                         | 9.42            | minecraft.jar                                 | None                                     |
    | LC    | FML                         | 8.0.99.99       | forge-1.12.2-14.23.5.2859.jar                 | e3c3d50c7c986df74c645c0ac54639741c90a557 |
    | LC    | forge                       | 14.23.5.2859    | forge-1.12.2-14.23.5.2859.jar                 | e3c3d50c7c986df74c645c0ac54639741c90a557 |
    | LC    | libvulpes                   | 0.4.2.-25       | LibVulpes-1.12.2-0.4.2-25-universal.jar       | None                                     |
    | L     | advancedrocketry            | 1.12.2-2.0.0-13 | AdvancedRocketry-1.12.2-2.0.0-13.jar          | None                                     |
    | L     | betteranimationscollection2 | 1.0.2           | BetterAnimationsCollection2-v1.0.2-1.12.2.jar | None                                     |
    | L     | hammercore                  | 2.0.5.9         | HammerCore-1.12.2-2.0.5.9.jar                 | None                                     |
    | L     | cableflux                   | 12.2.3          | CableFlux-1.12.2-12.2.3.jar                   | None                                     |
    | L     | mclib                       | 2.4             | mclib-2.4-1.12.2 (1).jar                      | None                                     |
    | L     | emoticons                   | 1.1             | emoticons-1.1-1.12.2.jar                      | None                                     |
    | L     | enchdesc                    | 1.1.20          | EnchantmentDescriptions-1.12.2-1.1.20.jar     | None                                     |
    | L     | mousetweaks                 | 2.10.1          | MouseTweaks-2.10.1-mc1.12.2.jar               | None                                     |
    | L     | simplewoodenpipes           | 1.2             | simplewoodenpipes-1.12.2-1.2.jar              | None                                     |
    | UD    | advancedrocketrycore        | 1               | minecraft.jar                                 | None                                     |
    | UD    | mclib_core                  | 2.4             | minecraft.jar                                 | None                                     |

    Loaded coremods (and transformers): 
McLib core mod (mclib-2.4-1.12.2 (1).jar)
  mchorse.mclib.core.McLibCMClassTransformer
AdvancedRocketryPlugin (AdvancedRocketry-1.12.2-2.0.0-13.jar)
  zmaster587.advancedRocketry.asm.ClassTransformer
HCASM (HammerCore-1.12.2-2.0.5.9.jar)
  com.zeitheron.hammercore.asm.HammerCoreTransformer
    GL info: ' Vendor: 'Intel' Version: '4.3.0 - Build 20.19.15.5058' Renderer: 'Intel(R) HD Graphics 4400'
    Launched Version: 1.12.2-forge-14.23.5.2859
    LWJGL: 2.9.4
    OpenGL: Intel(R) HD Graphics 4400 GL version 4.3.0 - Build 20.19.15.5058, 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 (United Kingdom)
    Profiler Position: N/A (disabled)
    CPU: 4x Intel(R) Core(TM) i5-4200U CPU @ 1.60GHz
    OptiFine Version: OptiFine_1.12.2_HD_U_G5
    OptiFine Build: 20210124-142939
    Render Distance Chunks: 8
    Mipmaps: 0
    Anisotropic Filtering: 1
    Antialiasing: 0
    Multitexture: false
    Shaders: null
    OpenGlVersion: 4.3.0 - Build 20.19.15.5058
    OpenGlRenderer: Intel(R) HD Graphics 4400
    OpenGlVendor: Intel
    CpuCount: 4