Issues

• [1.12.2] ArrayIndexOutOfBoundsException (-1) in alfheim$getCachedLightFor when extended height mods (Cave Biomes API) are present

  Bug
  Red-Studio-Ragnarok/Alfheim#122 · Filter by author yakan29 opened on Aug 13, 2026
  2

• (BUG) Lighting update issue with paintings

  Red-Studio-Ragnarok/Alfheim#121 · Filter by author BuenChico785446 opened on Aug 6, 2026

• [Bug] Alfheim Lighting Engine causes extreme TPS drops and heap growth in Witchery custom dimensions

  Bug
  Red-Studio-Ragnarok/Alfheim#120 · Filter by author BuenChico785446 opened on Jul 12, 2026
  2

• incompatible with any version of Open Terrain Generator (OTG)

  Bug
  Red-Studio-Ragnarok/Alfheim#119 · Filter by author ToffeeDreemurrr opened on Jun 17, 2026

• Lighting Issues with the Depths mod

  Compatibility
  Bug

  Red-Studio-Ragnarok/Alfheim#117 · Filter by author Frosto23 opened on Apr 15, 2026

• Shadow rendering error when used with OptiFine

  Bug

  Red-Studio-Ragnarok/Alfheim#116 · Filter by author MKxingsheng opened on Mar 27, 2026 · 1.7
  3

  

• Alfheim Lighting Engine spending lot of time

  BugImportant
  Red-Studio-Ragnarok/Alfheim#113 · Filter by author Floi1 opened on Oct 17, 2025
  3

  

• (Reopened) Incompatibility with Eyes in the Darkness

  Bug
  Red-Studio-Ragnarok/Alfheim#109 · Filter by author RCalosena opened on Apr 25, 2025

• View distance is lower with Alfheim installed

  Bug
  Red-Studio-Ragnarok/Alfheim#107 · Filter by author Dan4oby opened on Apr 14, 2025

• Crash on join with Phosphor (Events)

  Red-Studio-Ragnarok/Alfheim#106 · Filter by author KiaraMinecraft opened on Mar 22, 2025
  3

• Alfheim crashing with spongeforge

  Bug
  Red-Studio-Ragnarok/Alfheim#105 · Filter by author NNNovember opened on Mar 22, 2025
  5

• Alfheim causes GTCEu's JEI Plugin to crash

  Bug
  Red-Studio-Ragnarok/Alfheim#102 · Filter by author akirapriva opened on Mar 15, 2025
  3

• Dependency Dashboard

  Red-Studio-Ragnarok/Alfheim#100 · Filter by author renovate opened on Mar 8, 2025

• Minecarts render issue in the dark

  Bug
  Red-Studio-Ragnarok/Alfheim#97 · Filter by author XvaleX10 opened on Feb 28, 2025
  4

• 1.12.2 catserver Server failed to start, error reported.

  Bug
  Red-Studio-Ragnarok/Alfheim#78 · Filter by author LitthoX opened on Dec 22, 2024

• Dynamic lighting

  Enhancement
  Red-Studio-Ragnarok/Alfheim#77 · Filter by author MagmaSlime123 opened on Dec 4, 2024
  2

• Nether roof has lighting issues.

  Bug
  Red-Studio-Ragnarok/Alfheim#58 · Filter by author MagmaSlime123 opened on Aug 25, 2024

• Stairs next to stairs still exhibit incorrect shadow behavior (more obvious when smooth lighting is turned off)

  Bug
  Red-Studio-Ragnarok/Alfheim#13 · Filter by author ninjakitty844 opened on Sep 15, 2023
  11