Issues

• Doubled vertical slabs invisible after game restart

  CJMinecraft01/DoubleSlabs#357 · Filter by author ronikg12 opened on Oct 10, 2026

• Forge 1.20.1. Noclip bug

  CJMinecraft01/DoubleSlabs#356 · Filter by author WhiteX0il opened on Oct 6, 2026

• [1.12.2] Incompatibility with CraftTweaker and SpongeForge

  CJMinecraft01/DoubleSlabs#354 · Filter by author D3nnis3n opened on Sep 28, 2026

• Client crash (NPE: VerticalSlabModelHelper not initialized) when crafting a regular slab, not just vertical slabs

  CJMinecraft01/DoubleSlabs#352 · Filter by author Crasben opened on Sep 5, 2026
  1

• Incompatible with Sodium in 1.21.1-0.4.1?

  CJMinecraft01/DoubleSlabs#351 · Filter by author Chaos02 opened on Jun 24, 2026
  2

• When breaking the combined slab in survival mode at some angle, it will turn the slab into a glitched block

  CJMinecraft01/DoubleSlabs#348 · Filter by author zeroversv3-boop opened on May 4, 2026

• Crash; Potential incompatibility with Simply Tooltips (java.lang.NullPointerException: Rendering screen)

  1.21.xcompatibility
  CJMinecraft01/DoubleSlabs#346 · Filter by author LNioh opened on Apr 10, 2026

• Double Slabs not compatible with Immersive Engineering on 1.12.2

  CJMinecraft01/DoubleSlabs#343 · Filter by author kjsniper opened on Mar 9, 2026
  2

• [1.21.1-NeoForge] Crash while crafting in crafting table gui.

  1.21.xbug
  CJMinecraft01/DoubleSlabs#341 · Filter by author Gbergz opened on Feb 24, 2026
  1

• [Suggestion] 1.21.11 update

  enhancement
  CJMinecraft01/DoubleSlabs#340 · Filter by author Signupsforeverything opened on Feb 16, 2026
  1

• [Forge 1.20.1] Game crashes when breaking slabs stacked in blocks

  1.20.xbug
  CJMinecraft01/DoubleSlabs#336 · Filter by author Kouchi0Seu opened on Jan 7, 2026
  3

• Game Crashes When Trying To Load Materials List For Litematica Schematic With Double Slabs

  bugcompatibility
  CJMinecraft01/DoubleSlabs#322 · Filter by author KindaBoringHere opened on Oct 18, 2025

• Fabric 1.21.1 / All Doubleslabs are invinsible, no Texture on Placing

  1.21.xbug
  CJMinecraft01/DoubleSlabs#321 · Filter by author suerion opened on Oct 4, 2025
  1

• Can't make vertical slabs and vertical slabs can't stack

  CJMinecraft01/DoubleSlabs#312 · Filter by author keysmashe opened on Aug 13, 2025
  10

• 1.20.1 Double Slab from different material still exist as 'air' when broken down

  1.20.xbug
  CJMinecraft01/DoubleSlabs#310 · Filter by author Horf opened on Aug 6, 2025
  3

• Advertised Compatibilty with Slab Machines Non-existant...

  1.20.x1.21.xcompatibilityenhancement
  CJMinecraft01/DoubleSlabs#306 · Filter by author 7OOTnegaTerces opened on Jul 31, 2025
  2

• Mixing slabs have rendering issues with Additional Placements

  1.20.xbugcompatibility
  CJMinecraft01/DoubleSlabs#304 · Filter by author fleetag opened on Jul 18, 2025
  2

• Crash in 1.21.1 while terraforming with mixed grass slabs

  1.21.xbugcompatibility
  CJMinecraft01/DoubleSlabs#301 · Filter by author ThatLordGuy opened on Jun 13, 2025

• Update to 1.21.4

  enhancement
  CJMinecraft01/DoubleSlabs#300 · Filter by author Rtfllin opened on Jun 11, 2025

• Bug: Placed Horizontal Becomes Vertical

  1.18.xbug
  CJMinecraft01/DoubleSlabs#290 · Filter by author Sweek9 opened on Feb 18, 2025

• Double Slabs doesn't add compatibility with Slab Machines in 1.18.2

  1.18.xcompatibilityenhancement
  CJMinecraft01/DoubleSlabs#289 · Filter by author obsidianfennec opened on Jun 21, 2024
  1

• Double Slabs missing textures

  1.16.xbug
  CJMinecraft01/DoubleSlabs#288 · Filter by author HarmfulBird opened on May 17, 2024

• [Incompatibility] Placing two copycats slabs on top of each other causes a server crash.

  1.18.xbug
  CJMinecraft01/DoubleSlabs#287 · Filter by author StonedGoat opened on May 3, 2024

• ''Simply Light'' mod compatibility

  compatibility
  CJMinecraft01/DoubleSlabs#286 · Filter by author KabelCZ opened on Mar 31, 2024

• Game Crashing when Breaking Non Existent Slab

  CJMinecraft01/DoubleSlabs#285 · Filter by author CJDevZ opened on Mar 13, 2024
  2