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Please read the rules and FAQ before starting a new topic
Currently supported: All versions

Support & Bug Reports

Help with Forge goes here. Refer to Modder Support for help with Forge modding. You MUST read the FAQ before posting.

Subforums

  1. FAQ

    741407 visits to this link

  1. "currently selected datapacks preventing world from loading" after downloading mods then deleting them soon after

    Ahtcm,
    • 1 reply
    • 7.6k views
    TileEntity

  2. "Data Pack Validation Failed" Error on Modded Minecraft 1.19.2

    Kermgerm87,
    • 0 replies
    • 3.5k views
    Kermgerm87

  3. "Datapacks" crashing

    LukiP0P,
    • 4 replies
    • 2.9k views
    LukiP0P

  4. "Description: Initializing game java.lang. RuntimeException: java.lang.reflect.InvocationTargetException" 1.14.4 Crash

    J0spe,
    • 3 replies
    • 13.6k views
    J0spe

  5. "Disabling terminal, you're running in an unsupported environment."

    HumanShapedBees,
    • 0 replies
    • 2.5k views
    HumanShapedBees

  6. "Disabling terminal, you're running in an unsupported environment."

    iOrangez,
    • 2 replies
    • 46k views
    bskigaming

  7. "Disconnected" error message, "Can't serialize unregistered packet.'" in the server logs.

    Chimel,
    • 0 replies
    • 5.6k views
    Chimel

  8. "Duplicate Mod" Bug

    PixiePixie,
    • 1 reply
    • 6.8k views
    TileEntity

  9. "Duplicate Mod" Bug

    Mgbro24,
    • 10 replies
    • 35.3k views
    XDMAN

  10. "Duplicate mods found"

    Vitrag,
    • 5 replies
    • 9.8k views
    Vitrag

  11. "Duplicate mods found" error - Forge 1.18.2

    Zephyr07,
    • 1 reply
    • 15.9k views
    Ugdhar

  12. "Error Code 1" and no crash report directory

    COz,
    • 4 replies
    • 5.5k views
    COz

  13. "Error Downloading"

    F5n,
    • 4 replies
    • 3.2k views
    F5n

  14. "Error in curently selected datapacks prevent the world from loading"

    TaanLaon,
    • 2 replies
    • 2.6k views
    TaanLaon

  15. "Error: could not find Java SE Runtime Environment" error box pops up when trying to open the forge installer

    Wlizzade,
    • 7 replies
    • 3.8k views
    DaemonUmbra

  16. "Error: java.lang.IllegalArgumentException: Failed to create player model for default" HELP

    MiscellaneousMics,
    • 4 replies
    • 11.1k views
    stampy122706

  17. "Error: java.lang.IllegalArgumentException: Failed to create player model for default". Custom modpack won't run

    Triggre_,
    • 9 replies
    • 8.5k views
    Triggre_

  18. "Error: java.lang.NoClassDefFoundError: Could not initialize class net.minecraft.client.renderer.RenderType"

    ShowyCentaur,
    • 3 replies
    • 9.6k views
    ShowyCentaur

  19. "Error: java.lang.NoClassDefFoundError: Could not initialize class net.minecraft.client.renderer.RenderType"

    kyusei,
    • 5 replies
    • 53.1k views
    kyusei

  20. "Error: java.lang.NoClassDefFoundError: Could not initialize class net.minecraft.client.renderer.RenderType" modded forge

    SirJum,
    • 2 replies
    • 10.1k views
    warjort

  21. "Error: java.lang.NoClassDefFoundError:vazkii/arl/item/BasicItem" crash upon launching game

    Xoooner,
    • 3 replies
    • 22k views
    warjort

  22. "Error: java.lang.NullPointerException: Rendering overlay" error in modded 1.14.4

    DigiDamian,
    • 1 reply
    • 2.4k views
    DaemonUmbra

  23. "Error: java.util.concurrent.CompletionException: java.lang.NullPointerException"

    ShowyCentaur,
    • 3 replies
    • 17.7k views
    420Illusions

  24. "Error: Main class @user_jvm_args.txt couldn't get found or load." (tested at version 18.2 and newer)

    4-Bit-Player,
    • 3 replies
    • 4k views
    4-Bit-Player

  25. "Error: unable to access jarfile"

    Desolate420,
    • 1 reply
    • 12.1k views
    Amaroki

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