warningMod ErrorsAffects: All versions
How to Fix Shader Pack Crashes
Fix Shader Pack Crashes by updating graphics drivers and the shader mod, or switching to a compatible shader pack.
Quick Fix
Update your graphics drivers and the shader mod (Iris or OptiFine). Try a different shader pack.
Error Message
Shader compilation error / Failed to link shader programHow to Fix
1
Update graphics drivers to the latest version
2
Update Iris or OptiFine to the latest version
3
Try a simpler shader pack (e.g., Complementary Reimagined)
4
Check minimum GPU requirements for the shader pack
5
Disable the shader and see if the game runs without it
Common Causes
- Shader pack incompatible with current shader mod version
- Graphics card does not support required OpenGL version
- Outdated graphics drivers
- Shader and mod rendering conflict
Diagnostic Steps
- Disable the current shader in video settings
- Start the game to verify it works without shaders
- Update graphics drivers
- Try a different shader pack
FAQ
Which shader packs work best?
Complementary Reimagined and BSL are well-optimized and widely compatible. Avoid very demanding packs on older GPUs.