macos-14 loads FLUX.2-klein-4B Q2_K natively on mps and then dies on the first
generation with exit code -6:
ggml_metal_op_encode_impl: error: unsupported op 'RMS_NORM' -> ggml_abort
LLMEmbedder::encode_prompt -> LLMRunner::compute -> GGMLRunner::compute
ggml's Metal backend gates RMS_NORM on contiguous rows and aborts the process
when that does not hold, with no per-op CPU fallback, so any LLM text encoder
(Qwen3 for FLUX.2 and Z-Image, T5 for FLUX.1) takes sd-server down. The encoder
runs once per prompt while the DiT runs every step, so pinning only the encoder
keeps Metal for the part that matters. UNSLOTH_DIFFUSION_SD_CPP_METAL_TE_GPU=1
opts back in once ggml grows the kernel.
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|---|---|---|
| .. | ||
| backend | ||
| frontend | ||
| src-tauri | ||
| __init__.py | ||
| install_llama_prebuilt.py | ||
| install_node_prebuilt.py | ||
| install_python_stack.py | ||
| install_sd_cpp_prebuilt.py | ||
| install_whisper_prebuilt.py | ||
| LICENSE.AGPL-3.0 | ||
| MCP.md | ||
| node_prebuilt_pins.json | ||
| package-lock.json | ||
| package.json | ||
| prebuilt_core.py | ||
| setup.bat | ||
| setup.ps1 | ||
| setup.sh | ||
| Unsloth_Studio_Colab.ipynb | ||