MiniMax H3 ComfyUI: Windows fatal exception: access violation

App: MiniMax H3 ComfyUI (minimax-h3-pinokio.git)
Repo: https://github.com/ThomasEricB/minimax-h3-pinokio.git
Generated: 2026-08-20T08:08:35.838Z
Pinokio: 8.0.40
Platform: win32 x64
Node: v22.21.1

Summary

System

{
  "pinokio": {
    "version": "8.0.40",
    "node": "v22.21.1",
    "platform": "win32",
    "arch": "x64"
  },
  "hardware": {
    "gpu": "nvidia",
    "gpu_model": "nvidia geforce rtx 3060 laptop gpu",
    "ram_gb": 32,
    "vram_gb": 12
  },
  "os": {
    "platform": "Windows",
    "distro": "Microsoft Windows 11 Professionnel",
    "release": "10.0.26200",
    "codename": "25H2",
    "kernel": "10.0.26200",
    "arch": "x64",
    "build": "26200",
    "servicepack": "0.0",
    "uefi": true
  },
  "system": {
    "manufacturer": "Default string",
    "model": "Default string",
    "version": "Default string",
    "virtual": false
  },
  "cpu": {
    "manufacturer": "Intel",
    "brand": "Gen Intel® Core™ i9-12900HK",
    "vendor": "GenuineIntel",
    "family": "6",
    "model": "154",
    "stepping": "3",
    "speed": 2.5,
    "speedMin": 2.5,
    "speedMax": 2.5,
    "cores": 20,
    "physicalCores": 14,
    "processors": 1,
    "performanceCores": 20,
    "efficiencyCores": 0,
    "virtualization": true,
    "cache": {
      "l1d": 557056,
      "l1i": 720896,
      "l2": 12058624,
      "l3": 25165824
    }
  },
  "memory": {
    "total": 34079027200,
    "free": 25045794816,
    "used": 9033232384,
    "active": 9033211904,
    "available": 25045823488,
    "buffers": 0,
    "cached": 0,
    "slab": 0,
    "buffcache": 0,
    "swaptotal": 2147483648,
    "swapused": 0,
    "swapfree": 2147483648
  },
  "gpus": [
    {
      "model": "intel(r) iris(r) xe graphics"
    },
    {
      "model": "nvidia geforce rtx 3060 laptop gpu"
    }
  ],
  "graphics": {
    "controllers": [
      {
        "vendor": "Intel Corporation",
        "model": "Intel(R) Iris(R) Xe Graphics",
        "bus": "PCI",
        "vram": 2047.99609375,
        "vramDynamic": true
      },
      {
        "vendor": "NVIDIA",
        "model": "NVIDIA GeForce RTX 3060 Laptop GPU",
        "bus": "PCI",
        "vram": 12288,
        "vramDynamic": false,
        "driverVersion": "546.01"
      }
    ],
    "displays": [
      {
        "model": "L740HS",
        "main": true,
        "builtin": false,
        "connection": "DP",
        "currentResX": 1920,
        "currentResY": 1080,
        "resolutionX": 1920,
        "resolutionY": 1080,
        "pixelDepth": 32,
        "currentRefreshRate": 60
      }
    ]
  }
}

Logs

logs/api/start.js/1787213249234

Source: api / start.js
Lines: 63 total, last 63 included

[api shell.run]
Microsoft Windows [version 10.0.26200.9168]
(c) Microsoft Corporation. Tous droits réservés.

C:\pinokio\api\minimax-h3-pinokio.git\app>conda_hook & conda deactivate & conda deactivate & conda deactivate & conda activate base & C:\pinokio\api\minimax-h3-pinokio.git\app\env\Scripts\activate C:\pinokio\api\minimax-h3-pinokio.git\app\env && python main.py
[INFO] setup plugin alembic.autogenerate.schemas
[INFO] setup plugin alembic.autogenerate.tables
[INFO] setup plugin alembic.autogenerate.types
[INFO] setup plugin alembic.autogenerate.constraints
[INFO] setup plugin alembic.autogenerate.defaults
[INFO] setup plugin alembic.autogenerate.comments
[INFO] setup plugin alembic.autogenerate.checkconstraint_byname
[START] Security scan
[DONE] Security scan
## ComfyUI-Manager: installing dependencies done.
** ComfyUI startup time: 2026-08-20 10:07:43.475
** Platform: Windows
** Python version: 3.10.20 | packaged by conda-forge | (main, Jun 11 2026, 03:28:51) [MSC v.1944 64 bit (AMD64)]
** Python executable: C:\pinokio\api\minimax-h3-pinokio.git\app\env\Scripts\python.exe
** ComfyUI Path: C:\pinokio\api\minimax-h3-pinokio.git\app
** ComfyUI Base Folder Path: C:\pinokio\api\minimax-h3-pinokio.git\app
** User directory: C:\pinokio\api\minimax-h3-pinokio.git\app\user
** ComfyUI-Manager config path: C:\pinokio\api\minimax-h3-pinokio.git\app\user\__manager\config.ini
** Log path: C:\pinokio\api\minimax-h3-pinokio.git\app\user\comfyui.log

[notice] A new release of pip is available: 23.0.1 -> 26.2.1
[notice] To update, run: python.exe -m pip install --upgrade pip

[notice] A new release of pip is available: 23.0.1 -> 26.2.1
[notice] To update, run: python.exe -m pip install --upgrade pip
[INFO] 
Prestartup times for custom nodes:
[INFO]    0.0 seconds: C:\pinokio\api\minimax-h3-pinokio.git\app\custom_nodes\rgthree-comfy
[INFO]    7.0 seconds: C:\pinokio\api\minimax-h3-pinokio.git\app\custom_nodes\ComfyUI-Manager
[INFO] 
C:\pinokio\api\minimax-h3-pinokio.git\app\env\lib\site-packages\torch\cuda\__init__.py:184: UserWarning: cudaGetDeviceCount() returned cudaErrorNotSupported, likely using older driver or on CPU machine (Triggered internally at C:\actions-runner\_work\pytorch\pytorch\pytorch\c10\cuda\CUDAFunctions.cpp:88.)
  return torch._C._cuda_getDeviceCount() > 0
[INFO] Found comfy_kitchen backend eager: {'available': True, 'disabled': False, 'unavailable_reason': None, 'capabilities': ['adaln', 'apply_rope', 'apply_rope1', 'apply_rope1_', 'apply_rope_', 'apply_rope_split_half', 'apply_rope_split_half1', 'apply_rope_split_half1_', 'apply_rope_split_half_', 'convrot_w4a4_linear', 'dequantize_convrot_w4a4_weight', 'dequantize_int8_convrot_weight', 'dequantize_int8_convrot_weight_dtype', 'dequantize_int8_embedding', 'dequantize_int8_simple', 'dequantize_int8_simple_dtype', 'dequantize_mxfp8', 'dequantize_nvfp4', 'dequantize_per_tensor_fp8', 'dequantize_w4a8_int8_weight', 'gemv_awq_w4a16', 'int8_linear', 'na3d', 'prepare_int4_weight_for_int8_linear', 'quantize_and_rotate_rowwise', 'quantize_convrot_w4a4_weight', 'quantize_int8_convrot_weight', 'quantize_int8_rowwise', 'quantize_int8_tensorwise', 'quantize_mxfp8', 'quantize_nvfp4', 'quantize_per_tensor_fp8', 'quantize_svdquant_w4a4', 'quantize_w4a8_int8_weight', 'rms_adaln', 'rms_rope', 'rms_rope1', 'rms_rope1_', 'rms_rope_', 'rms_rope_split_half', 'rms_rope_split_half1', 'rms_rope_split_half1_', 'rms_rope_split_half_', 'rotate_int8_convrot_weight', 'scaled_mm_mxfp8', 'scaled_mm_nvfp4', 'scaled_mm_svdquant_w4a4', 'stochastic_rounding_fp8', 'w4a8_int8_linear']}
[INFO] Found comfy_kitchen backend triton: {'available': False, 'disabled': True, 'unavailable_reason': 'Neither CUDA nor XPU available on this system', 'capabilities': []}
[INFO] Found comfy_kitchen backend hip: {'available': False, 'disabled': False, 'unavailable_reason': 'PyTorch ROCm/HIP runtime not available', 'capabilities': []}
[INFO] Found comfy_kitchen backend cuda: {'available': False, 'disabled': False, 'unavailable_reason': 'CUDA not available on this system', 'capabilities': []}
[INFO] Checkpoint files will always be loaded safely.
Windows fatal exception: access violation

Stack (most recent call first):
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\env\lib\site-packages\torch\cuda\__init__.py", line 424 in _lazy_init
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\env\lib\site-packages\torch\cuda\__init__.py", line 1094 in current_device
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\comfy\model_management.py", line 212 in get_torch_device
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\comfy\model_management.py", line 363 in <module>
  File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
  File "<frozen importlib._bootstrap_external>", line 883 in exec_module
  File "<frozen importlib._bootstrap>", line 688 in _load_unlocked
  File "<frozen importlib._bootstrap>", line 1006 in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 1027 in _find_and_load
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\execution.py", line 18 in <module>
  File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
  File "<frozen importlib._bootstrap_external>", line 883 in exec_module
  File "<frozen importlib._bootstrap>", line 688 in _load_unlocked
  File "<frozen importlib._bootstrap>", line 1006 in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 1027 in _find_and_load
  File "C:\pinokio\api\minimax-h3-pinokio.git\app\main.py", line 239 in <module>

(env) (base) C:\pinokio\api\minimax-h3-pinokio.git\app>

logs/api/start.js/1787213289647

Source: api / start.js
Lines: 19 total, last 19 included

[memory]
{"ts":1787213289647,"step":1,"input":{"id":"f912e431-f1be-4228-a68e-1f43434eed6e"},"args":{},"global":{},"local":{},"port":42009}

[api local.set]


===================================================

[api local.set]
# local variables

[api local.set]
{
  "url": "http://localhost:8188"
}
[api local.set]

===================================================