{
  "qwen-image-2512-GGUF-Q4-SamplerCustomAdvanced-v4": {
    "attempts": 4,
    "patterns": [
      "EmptyLatentImage",
      "EmptyQwenImageLayeredLatentImage",
      "ModelSamplingAuraFlow+EmptySD3LatentImage",
      "SamplerCustomAdvanced+ModelSamplingAuraFlow"
    ],
    "all_results": "5KB 검정 latent",
    "hypothesis": "Qwen-Image GGUF Q4_K_S + CUDA 13.0 + PyTorch 2.12 환경 호환성 또는 다른 quant 필요 (Q8/fp16)",
    "next_attempts": [
      "non-GGUF Qwen-Image safetensors",
      "Lightning LoRA 적용",
      "다른 sampler (dpmpp_2m/ddim)",
      "다른 shift 값 (1.73/5.0)"
    ]
  },
  "pulid-flux-fusion-concat-max-R2": {
    "fusion_modes_tested": [
      "concat",
      "max"
    ],
    "weight": 0.85,
    "result": "워크플로우 에러로 실행 안 됨 (history 누락)",
    "next_attempts": [
      "fusion=mean weight 변동 (R1 mean 0.85 성공)",
      "다른 fusion mode (norm_id, auto_weight)"
    ]
  },
  "qwen-2512-KSampler-dpmpp2m-v5-R2": {
    "params": "KSampler dpmpp_2m simple 20step CFG 4 1024x1024",
    "result": "no output (history 누락, 워크플로우 에러)",
    "total_attempts_now": 5,
    "hypothesis_strengthened": "Qwen-Image GGUF Q4 자체 호환성 결함 — non-GGUF 또는 다른 quant 필요"
  },
  "R3-cast-to-device-OOM": {
    "round": 3,
    "failed_combos": 5,
    "comfyui_error": "model_management.cast_to_device — dtype/VRAM 부담",
    "vram_free_at_error": "4.6GB / 12GB total",
    "all_workflows_affected": [
      "PuLID mean w0.5",
      "PuLID mean w1.0",
      "Qwen-Edit-2511 inpaint",
      "Schnell A v2",
      "Pony B 한옥"
    ],
    "next_attempts": [
      "워크플로우 단순화 (단일 모델만)",
      "해상도 ↓ (640×1024)",
      "PuLID 제거"
    ]
  }
}