| Problem | Solution | | :--- | :--- | | | Ensure your pack explicitly says "1.8.8." Packs for 1.12.2 often have model files ( .json ) that 1.8.8 cannot read. | | "Mipmap levels" | Go to Options > Video Settings . Set Mipmap Levels to Off . Mipmaps blur transparent edges. | | "Fast Render" | If using OptiFine, turn Fast Render OFF. Fast Render sometimes disables custom transparency. | | "Server forced textures" | If a server says "using server resource pack," click "No" or "Prompt." Force the game to keep your X-Ray. | | "Pack doesn't appear in menu" | The zip file is corrupted or lacks a pack.mcmeta file. Download a new pack. |