WARNING: coremods are present

[Jesibug]

Spoiler

---- Minecraft Crash Report ----

WARNING: coremods are present:
  LoadingPlugin (Xaeros_Minimap_20.7.1_Forge_1.12.jar)
Contact their authors BEFORE contacting forge

// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 4/11/20 5:08 AM
Description: Unexpected error

java.lang.NoSuchFieldError: field_191308_b
    at net.optifine.config.ConnectedParser.parseEntities(ConnectedParser.java:1248)
    at net.optifine.shaders.EntityAliases.loadEntityAliases(EntityAliases.java:164)
    at net.optifine.shaders.EntityAliases.update(EntityAliases.java:89)
    at net.optifine.shaders.EntityAliases.resourcesReloaded(EntityAliases.java:61)
    at net.optifine.shaders.Shaders.resourcesReloaded(Shaders.java:5939)
    at net.optifine.util.TextureUtils.resourcesReloaded(TextureUtils.java:321)
    at net.optifine.util.TextureUtils$1.func_110549_a(TextureUtils.java:362)
    at net.minecraft.client.resources.SimpleReloadableResourceManager.func_110542_a(SimpleReloadableResourceManager.java:121)
    at net.optifine.util.TextureUtils.registerResourceListener(TextureUtils.java:366)
    at net.minecraft.client.renderer.EntityRenderer.frameInit(EntityRenderer.java:2809)
    at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1307)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1119)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:398)
    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)

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

-- 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: 477106312 bytes (455 MB) / 805306368 bytes (768 MB) up to 10737418240 bytes (10240 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx10G -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 14.23.5.2847 Optifine OptiFine_1.12.2_HD_U_F5 17 mods loaded, 17 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 |
    |:----- |:----------------- |:------------ |:--------------------------------------------- |:--------- |
    | L     | minecraft         | 1.12.2       | minecraft.jar                                 | None      |
    | L     | mcp               | 9.42         | minecraft.jar                                 | None      |
    | L     | FML               | 8.0.99.99    | forge-1.12.2-14.23.5.2847.jar                 | None      |
    | L     | forge             | 14.23.5.2847 | forge-1.12.2-14.23.5.2847.jar                 | None      |
    | L     | xaerominimap_core | 1.12.2-1.0   | minecraft.jar                                 | None      |
    | L     | biomesoplenty     | 7.0.1.2441   | BiomesOPlenty-1.12.2-7.0.1.2441-universal.jar | None      |
    | L     | cfm               | 6.3.0        | cfm-6.3.0-mc1.12.2.jar                        | None      |
    | L     | codechickenlib    | 3.2.3.358    | CodeChickenLib-1.12.2-3.2.3.358-universal.jar | None      |
    | L     | customspawner     | 3.11.4       | CustomMobSpawner-3.11.4.jar                   | None      |
    | L     | mocreatures       | 12.0.5       | DrZharks MoCreatures Mod-12.0.5.jar           | None      |
    | L     | jei               | 4.15.0.291   | jei_1.12.2-4.15.0.291.jar                     | None      |
    | L     | mca               | 6.1.0        | MCA-1.12.2-6.1.0-universal.jar                | None      |
    | L     | nei               | 2.4.3        | NotEnoughItems-1.12.2-2.4.3.245-universal.jar | None      |
    | L     | radixcore         | 1.12.x-2.2.1 | RadixCore-1.12.x-2.2.1-universal.jar          | None      |
    | L     | xaerominimap      | 20.7.1       | Xaeros_Minimap_20.7.1_Forge_1.12.jar          | None      |
    | L     | xaeroworldmap     | 1.5.7        | XaerosWorldMap_1.5.7_Forge_1.12.jar           | None      |
    | L     | jurassicraft      | 2.1.23       | JurassiCraft-1.12.2-2.1.23.jar                | None      |

    Loaded coremods (and transformers): 
LoadingPlugin (Xaeros_Minimap_20.7.1_Forge_1.12.jar)
  xaero.common.core.transformer.ChunkTransformer
  xaero.common.core.transformer.NetHandlerPlayClientTransformer
    GL info: ' Vendor: 'Intel' Version: '4.6.0 - Build 26.20.100.7463' Renderer: 'Intel(R) Iris(R) Plus Graphics'
    Launched Version: 1.12.2-forge1.12.2-14.23.5.2847
    LWJGL: 2.9.4
    OpenGL: Intel(R) Iris(R) Plus Graphics GL version 4.6.0 - Build 26.20.100.7463, 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: 8x Intel(R) Core(TM) i5-1035G7 CPU @ 1.20GHz
    OptiFine Version: OptiFine_1.12.2_HD_U_F5
    OptiFine Build: 20191204-141934
    Render Distance Chunks: 22
    Mipmaps: 4
    Anisotropic Filtering: 1
    Antialiasing: 0
    Multitexture: false
    Shaders: Sildurs Vibrant Shaders v1.27 Medium.zip
    OpenGlVersion: 4.6.0 - Build 26.20.100.7463
    OpenGlRenderer: Intel(R) Iris(R) Plus Graphics
    OpenGlVendor: Intel
    CpuCount: 8

 

[Ugdhar]

1.12 is no longer supported on these forums due to age.

Please update to a modern version to receive support.

 

More information on supported versions can be found in the LTS link at the top of every page.