Comfy-Org / Comfy-Org/ComfyUI

buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)

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Potential Bug
Dominant language
Python
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Forks
15.7k
Avg merge
1d 7h
Merged PRs (30d)
158

Description

### Custom Node Testing

- [x] I have tried disabling custom nodes and the issue persists (see [how to disable custom nodes](https://docs.comfy.org/troubleshooting/custom-node-issues#step-1%3A-test-with-all-custom-nodes-disabled) if you need help)

### Expected Behavior

The workflow is running normally, and the nodes are not displaying missing models.

### Actual Behavior

buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)

Image

### Steps to Reproduce

Open ComfyUI updated in June 2026 and install the ae.safetensors VAE model. You will find that the default workflow cannot be run. VAE nodes have purple borders and the error message "buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)" appears.

### Debug Logs

```powershell
buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)

# ComfyUI Error Report
## Error Details
- **Node ID:** 63
- **Node Type:** VAELoader
- **Exception Type:** ValueError
- **Exception Message:** ValueError: buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)

## Stack Trace

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 542, in execute
output_data, output_ui, has_subgraph, has_pending_tasks = await get_output_data(prompt_id, unique_id, obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 341, in get_output_data
return_values = await _async_map_node_over_list(prompt_id, unique_id, obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 315, in _async_map_node_over_list
await process_inputs(input_dict, i)

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 303, in process_inputs
result = f(**inputs)

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\nodes.py", line 831, in load_vae
sd, metadata = comfy.utils.load_torch_file(vae_path, return_metadata=True)
~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 149, in load_torch_file
raise e

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 129, in load_torch_file
sd, metadata = load_safetensors(ckpt)
~~~~~~~~~~~~~~~~^^^^^^

File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 111, in load_safetensors
tensor = torch.frombuffer(mv[start:end], dtype=_TYPES[info["dtype"]]).view(info["shape"])
~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

## System Information
- **ComfyUI Version:** 0.27.0
- **Arguments:** ComfyUI\main.py --feature-flag show_signin_button=true --feature-flag enable_telemetry=true --enable-manager --extra-model-paths-config C:\Users\Lenovo\AppData\Roaming\Comfy Desktop\shared_model_paths.yaml --input-directory G:\Comfy-Desktop\ComfyUI-Shared\input --output-directory G:\Comfy-Desktop\ComfyUI-Shared\output
- **OS:** win32
- **Python Version:** 3.13.12 (main, Feb 12 2026, 00:38:53) [MSC v.1944 64 bit (AMD64)]
- **Embedded Python:** false
- **PyTorch Version:** 2.10.0+cu130
## Devices

- **Name:** cuda:0 NVIDIA GeForce RTX 4060 Laptop GPU : cudaMallocAsync
- **Type:** cuda
- **VRAM Total:** 8585216000
- **VRAM Free:** 7441743872
- **Torch VRAM Total:** 0
- **Torch VRAM Free:** 0

## Logs

2026-07-06T10:45:59.377921 - [INFO] setup plugin alembic.autogenerate.schemas
2026-07-06T10:45:59.378165 - [INFO] setup plugin alembic.autogenerate.tables
2026-07-06T10:45:59.378273 - [INFO] setup plugin alembic.autogenerate.types
2026-07-06T10:45:59.378350 - [INFO] setup plugin alembic.autogenerate.constraints
2026-07-06T10:45:59.378419 - [INFO] setup plugin alembic.autogenerate.defaults
2026-07-06T10:45:59.378478 - [INFO] setup plugin alembic.autogenerate.comments
2026-07-06T10:46:00.097768 - [INFO] Adding extra search path checkpoints G:\Comfy-Desktop\ComfyUI-Shared\models\checkpoints
2026-07-06T10:46:00.097841 - [INFO] Adding extra search path classifiers G:\Comfy-Desktop\ComfyUI-Shared\models\classifiers
2026-07-06T10:46:00.097875 - [INFO] Adding extra search path clip_vision G:\Comfy-Desktop\ComfyUI-Shared\models\clip_vision
2026-07-06T10:46:00.097901 - [INFO] Adding extra search path configs G:\Comfy-Desktop\ComfyUI-Shared\models\configs
2026-07-06T10:46:00.097934 - [INFO] Adding extra search path controlnet G:\Comfy-Desktop\ComfyUI-Shared\models\controlnet
2026-07-06T10:46:00.097969 - [INFO] Adding extra search path controlnet G:\Comfy-Desktop\ComfyUI-Shared\models\t2i_adapter
2026-07-06T10:46:00.098141 - [INFO] Adding extra search path diffusers G:\Comfy-Desktop\ComfyUI-Shared\models\diffusers
2026-07-06T10:46:00.098573 - [INFO] Adding extra search path diffusion_models G:\Comfy-Desktop\ComfyUI-Shared\models\diffusion_models
2026-07-06T10:46:00.098772 - [INFO] Adding extra search path embeddings G:\Comfy-Desktop\ComfyUI-Shared\models\embeddings
2026-07-06T10:46:00.098841 - [INFO] Adding extra search path gligen G:\Comfy-Desktop\ComfyUI-Shared\models\gligen
2026-07-06T10:46:00.098885 - [INFO] Adding extra search path hypernetworks G:\Comfy-Desktop\ComfyUI-Shared\models\hypernetworks
2026-07-06T10:46:00.098925 - [INFO] Adding extra search path latent_upscale_models G:\Comfy-Desktop\ComfyUI-Shared\models\latent_upscale_models
2026-07-06T10:46:00.098991 - [INFO] Adding extra search path loras G:\Comfy-Desktop\ComfyUI-Shared\models\loras
2026-07-06T10:46:00.099027 - [INFO] Adding extra search path model_patches G:\Comfy-Desktop\ComfyUI-Shared\models\model_patches
2026-07-06T10:46:00.099070 - [INFO] Adding extra search path audio_encoders G:\Comfy-Desktop\ComfyUI-Shared\models\audio_encoders
2026-07-06T10:46:00.099108 - [INFO] Adding extra search path photomaker G:\Comfy-Desktop\ComfyUI-Shared\models\photomaker
2026-07-06T10:46:00.099140 - [INFO] Adding extra search path style_models G:\Comfy-Desktop\ComfyUI-Shared\models\style_models
2026-07-06T10:46:00.099170 - [INFO] Adding extra search path text_encoders G:\Comfy-Desktop\ComfyUI-Shared\models\text_encoders
2026-07-06T10:46:00.099200 - [INFO] Adding extra search path upscale_models G:\Comfy-Desktop\ComfyUI-Shared\models\upscale_models
2026-07-06T10:46:00.099231 - [INFO] Adding extra search path background_removal G:\Comfy-Desktop\ComfyUI-Shared\models\background_removal
2026-07-06T10:46:00.099266 - [INFO] Adding extra search path frame_interpolation G:\Comfy-Desktop\ComfyUI-Shared\models\frame_interpolation
2026-07-06T10:46:00.099297 - [INFO] Adding extra search path geometry_estimation G:\Comfy-Desktop\ComfyUI-Shared\models\geometry_estimation
2026-07-06T10:46:00.099326 - [INFO] Adding extra search path optical_flow G:\Comfy-Desktop\ComfyUI-Shared\models\optical_flow
2026-07-06T10:46:00.099355 - [INFO] Adding extra search path detection G:\Comfy-Desktop\ComfyUI-Shared\models\detection
2026-07-06T10:46:00.099387 - [INFO] Adding extra search path vae G:\Comfy-Desktop\ComfyUI-Shared\models\vae
2026-07-06T10:46:00.099418 - [INFO] Adding extra search path vae_approx G:\Comfy-Desktop\ComfyUI-Shared\models\vae_approx
2026-07-06T10:46:00.099446 - [INFO] Adding extra search path clip G:\Comfy-Desktop\ComfyUI-Shared\models\clip
2026-07-06T10:46:00.099475 - [INFO] Adding extra search path unet G:\Comfy-Desktop\ComfyUI-Shared\models\unet
2026-07-06T10:46:00.099520 - [INFO] Setting output directory to: G:\Comfy-Desktop\ComfyUI-Shared\output
2026-07-06T10:46:00.099567 - [INFO] Setting input directory to: G:\Comfy-Desktop\ComfyUI-Shared\input
2026-07-06T10:46:01.068136 - [START] Security scan2026-07-06T10:46:01.068153 -
2026-07-06T10:46:03.623507 - [DONE] Security scan2026-07-06T10:46:03.623524 -
2026-07-06T10:46:03.628069 - ** ComfyUI startup time:2026-07-06T10:46:03.628179 - 2026-07-06T10:46:03.628234 - 2026-07-06 10:46:03.6272026-07-06T10:46:03.628286 -
2026-07-06T10:46:03.628339 - ** Platform:2026-07-06T10:46:03.628384 - 2026-07-06T10:46:03.628488 - Windows2026-07-06T10:46:03.628554 -
2026-07-06T10:46:03.628611 - ** Python version:2026-07-06T10:46:03.628660 - 2026-07-06T10:46:03.628707 - 3.13.12 (main, Feb 12 2026, 00:38:53) [MSC v.1944 64 bit (AMD64)]2026-07-06T10:46:03.628762 -
2026-07-06T10:46:03.628816 - ** Python executable:2026-07-06T10:46:03.628859 - 2026-07-06T10:46:03.628906 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Scripts\python.exe2026-07-06T10:46:03.628950 -
2026-07-06T10:46:03.628992 - ** ComfyUI Path:2026-07-06T10:46:03.629038 - 2026-07-06T10:46:03.629082 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI2026-07-06T10:46:03.629130 -
2026-07-06T10:46:03.629172 - ** ComfyUI Base Folder Path:2026-07-06T10:46:03.629248 - 2026-07-06T10:46:03.629301 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI2026-07-06T10:46:03.629346 -
2026-07-06T10:46:03.629388 - ** User directory:2026-07-06T10:46:03.629429 - 2026-07-06T10:46:03.629592 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\user2026-07-06T10:46:03.629635 -
2026-07-06T10:46:03.629671 - ** ComfyUI-Manager config path:2026-07-06T10:46:03.629704 - 2026-07-06T10:46:03.653178 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\user\__manager\config.ini2026-07-06T10:46:03.653300 -
2026-07-06T10:46:03.653342 - ** Log path:2026-07-06T10:46:03.653365 - 2026-07-06T10:46:03.653386 - G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\user\comfyui.log2026-07-06T10:46:03.653404 -
2026-07-06T10:46:03.653469 - [ComfyUI-Manager] WARN: Unsafe - SSL verification bypass option is Enabled. (see G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\user\__manager\config.ini)2026-07-06T10:46:03.653493 -
2026-07-06T10:46:05.763139 - [INFO] [PRE] ComfyUI-Manager
2026-07-06T10:46:20.090853 - [INFO] Found comfy_kitchen backend eager: {'available': True, 'disabled': False, 'unavailable_reason': None, 'capabilities': ['adaln', 'apply_rope', 'apply_rope1', 'apply_rope_split_half', 'apply_rope_split_half1', 'dequantize_int8_convrot_weight', 'dequantize_int8_convrot_weight_dtype', 'dequantize_int8_simple', 'dequantize_int8_simple_dtype', 'dequantize_mxfp8', 'dequantize_nvfp4', 'dequantize_per_tensor_fp8', 'gemv_awq_w4a16', 'int8_linear', 'quantize_and_rotate_rowwise', 'quantize_int8_convrot_weight', 'quantize_int8_rowwise', 'quantize_int8_tensorwise', 'quantize_mxfp8', 'quantize_nvfp4', 'quantize_per_tensor_fp8', 'quantize_svdquant_w4a4', 'scaled_mm_mxfp8', 'scaled_mm_nvfp4', 'scaled_mm_svdquant_w4a4', 'stochastic_rounding_fp8']}
2026-07-06T10:46:20.091468 - [INFO] Found comfy_kitchen backend cuda: {'available': True, 'disabled': False, 'unavailable_reason': None, 'capabilities': ['adaln', 'apply_rope', 'apply_rope1', 'apply_rope_split_half', 'apply_rope_split_half1', 'dequantize_int8_convrot_weight', 'dequantize_int8_convrot_weight_dtype', 'dequantize_int8_simple', 'dequantize_int8_simple_dtype', 'dequantize_nvfp4', 'dequantize_per_tensor_fp8', 'gemv_awq_w4a16', 'int8_linear', 'quantize_and_rotate_rowwise', 'quantize_int8_convrot_weight', 'quantize_int8_rowwise', 'quantize_int8_tensorwise', 'quantize_mxfp8', 'quantize_nvfp4', 'quantize_per_tensor_fp8', 'quantize_svdquant_w4a4', 'scaled_mm_nvfp4', 'scaled_mm_svdquant_w4a4', 'stochastic_rounding_fp8']}
2026-07-06T10:46:20.091746 - [INFO] Found comfy_kitchen backend triton: {'available': False, 'disabled': True, 'unavailable_reason': "ImportError: No module named 'triton'", 'capabilities': []}
2026-07-06T10:46:20.158168 - [INFO] Checkpoint files will always be loaded safely.
2026-07-06T10:46:20.871024 - [INFO] Total VRAM 8188 MB, total RAM 16108 MB
2026-07-06T10:46:20.871347 - [INFO] pytorch version: 2.10.0+cu130
2026-07-06T10:46:20.876371 - [INFO] Set vram state to: NORMAL_VRAM
2026-07-06T10:46:20.879477 - [INFO] Device: cuda:0 NVIDIA GeForce RTX 4060 Laptop GPU : cudaMallocAsync
2026-07-06T10:46:20.945114 - [INFO] Using async weight offloading with 2 streams
2026-07-06T10:46:20.945880 - [INFO] Enabled pinned memory 6443.0
2026-07-06T10:46:20.961192 - [INFO] working around nvidia conv3d memory bug.
2026-07-06T10:46:22.615794 - [INFO] Using pytorch attention
2026-07-06T10:46:38.820494 - [INFO] DynamicVRAM support detected and enabled
2026-07-06T10:46:38.820867 - [INFO] Python version: 3.13.12 (main, Feb 12 2026, 00:38:53) [MSC v.1944 64 bit (AMD64)]
2026-07-06T10:46:38.821195 - [INFO] ComfyUI version: 0.27.0
2026-07-06T10:46:38.826417 - [INFO] comfy-aimdo version: 0.4.10
2026-07-06T10:46:38.832831 - [INFO] comfy-kitchen version: 0.2.16
2026-07-06T10:46:38.909715 - [INFO] comfyui-frontend-package version: 1.45.20
2026-07-06T10:46:38.910153 - [INFO] comfyui-workflow-templates version: 0.11.1
2026-07-06T10:46:38.910382 - [INFO] comfyui-embedded-docs version: 0.5.6
2026-07-06T10:46:38.910556 - [INFO] comfy-kitchen version: 0.2.16
2026-07-06T10:46:38.911302 - [INFO] comfy-aimdo version: 0.4.10
2026-07-06T10:46:38.930864 - [INFO] [Prompt Server] web root: G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_frontend_package\static
2026-07-06T10:46:38.934238 - [INFO] Asset seeder disabled
2026-07-06T10:46:38.942048 - [INFO] [START] ComfyUI-Manager
2026-07-06T10:46:39.952522 - [ComfyUI-Manager] Using GitPython backend2026-07-06T10:46:39.952675 -
2026-07-06T10:46:40.189414 - [INFO] [ComfyUI-Manager] network_mode: public
2026-07-06T10:46:40.205998 - [WARNING] [ComfyUI-Manager] The matrix sharing feature has been disabled because the `matrix-nio` dependency is not installed.
To use this feature, please run the following command:
G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Scripts\python.exe -m pip install matrix-nio

2026-07-06T10:46:44.340974 - [INFO] No OpenGL_accelerate module loaded: No module named 'OpenGL_accelerate'
2026-07-06T10:46:48.422707 - [INFO]
Import times for custom nodes:
2026-07-06T10:46:48.423122 - [INFO] 0.0 seconds: G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\custom_nodes\websocket_image_save.py
2026-07-06T10:46:48.423417 - [INFO]
2026-07-06T10:46:48.434651 - [INFO] Context impl SQLiteImpl.
2026-07-06T10:46:48.435075 - [INFO] Will assume non-transactional DDL.
2026-07-06T10:46:49.379466 - [INFO] Using RAM pressure cache.
2026-07-06T10:46:49.382675 - [INFO] Starting server

2026-07-06T10:46:49.384147 - [INFO] To see the GUI go to: http://127.0.0.1:8188
2026-07-06T10:48:02.478838 - [ERROR] [ComfyUI-Manager] Failed to perform initial fetching 'github-stats.json': [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:02.764995 - Traceback (most recent call last):
2026-07-06T10:48:02.765153 - 2026-07-06T10:48:02.766966 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\proactor_events.py", line 286, in _loop_reading
length = fut.result()
2026-07-06T10:48:02.767103 - 2026-07-06T10:48:02.767206 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 804, in _poll
value = callback(transferred, key, ov)
2026-07-06T10:48:02.767290 - 2026-07-06T10:48:02.767379 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 463, in finish_socket_func
return ov.getresult()
~~~~~~~~~~~~^^
2026-07-06T10:48:02.767482 - 2026-07-06T10:48:02.772291 - OSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:02.772507 - 2026-07-06T10:48:02.772761 -
The above exception was the direct cause of the following exception:

2026-07-06T10:48:02.772854 - 2026-07-06T10:48:02.772932 - Traceback (most recent call last):
2026-07-06T10:48:02.772981 - 2026-07-06T10:48:02.781905 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_server.py", line 2131, in get_cache
json_obj = await manager_util.get_data(uri, True)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:02.782129 - 2026-07-06T10:48:02.782249 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\common\manager_util.py", line 197, in get_data
async with session.get(uri, headers=headers) as resp:
~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:02.782332 - 2026-07-06T10:48:02.782422 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 1521, in __aenter__
self._resp: _RetType = await self._coro
^^^^^^^^^^^^^^^^
2026-07-06T10:48:02.782496 - 2026-07-06T10:48:02.782618 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 788, in _request
resp = await handler(req)
^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:02.782701 - 2026-07-06T10:48:02.782785 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 766, in _connect_and_send_request
await resp.start(conn)
2026-07-06T10:48:02.782864 - 2026-07-06T10:48:02.782949 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client_reqrep.py", line 539, in start
message, payload = await protocol.read() # type: ignore[union-attr]
^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:02.783102 - 2026-07-06T10:48:02.783181 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\streams.py", line 707, in read
await self._waiter
2026-07-06T10:48:02.783247 - 2026-07-06T10:48:02.783366 - aiohttp.client_exceptions.ClientOSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:02.783442 - 2026-07-06T10:48:19.180243 - [ERROR] [ComfyUI-Manager] Failed to perform initial fetching 'extension-node-map.json': [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:19.186903 - Traceback (most recent call last):
2026-07-06T10:48:19.187058 - 2026-07-06T10:48:19.188853 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\proactor_events.py", line 286, in _loop_reading
length = fut.result()
2026-07-06T10:48:19.188954 - 2026-07-06T10:48:19.189083 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 804, in _poll
value = callback(transferred, key, ov)
2026-07-06T10:48:19.189228 - 2026-07-06T10:48:19.189332 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 463, in finish_socket_func
return ov.getresult()
~~~~~~~~~~~~^^
2026-07-06T10:48:19.189573 - 2026-07-06T10:48:19.189729 - OSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:19.189820 - 2026-07-06T10:48:19.190126 -
The above exception was the direct cause of the following exception:

2026-07-06T10:48:19.190231 - 2026-07-06T10:48:19.190320 - Traceback (most recent call last):
2026-07-06T10:48:19.190393 - 2026-07-06T10:48:19.193735 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_server.py", line 2131, in get_cache
json_obj = await manager_util.get_data(uri, True)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:19.195034 - 2026-07-06T10:48:19.195181 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\common\manager_util.py", line 197, in get_data
async with session.get(uri, headers=headers) as resp:
~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:19.195450 - 2026-07-06T10:48:19.195819 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 1521, in __aenter__
self._resp: _RetType = await self._coro
^^^^^^^^^^^^^^^^
2026-07-06T10:48:19.196993 - 2026-07-06T10:48:19.197152 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 788, in _request
resp = await handler(req)
^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:19.197328 - 2026-07-06T10:48:19.197449 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 766, in _connect_and_send_request
await resp.start(conn)
2026-07-06T10:48:19.197530 - 2026-07-06T10:48:19.197699 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client_reqrep.py", line 539, in start
message, payload = await protocol.read() # type: ignore[union-attr]
^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:19.197880 - 2026-07-06T10:48:19.198055 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\streams.py", line 707, in read
await self._waiter
2026-07-06T10:48:19.198147 - 2026-07-06T10:48:19.198260 - aiohttp.client_exceptions.ClientOSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:19.198334 - 2026-07-06T10:48:37.800656 - [ERROR] [ComfyUI-Manager] Failed to perform initial fetching 'model-list.json': [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:37.805086 - Traceback (most recent call last):
2026-07-06T10:48:37.805217 - 2026-07-06T10:48:37.806012 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\proactor_events.py", line 286, in _loop_reading
length = fut.result()
2026-07-06T10:48:37.806109 - 2026-07-06T10:48:37.806204 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 804, in _poll
value = callback(transferred, key, ov)
2026-07-06T10:48:37.806257 - 2026-07-06T10:48:37.806314 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\windows_events.py", line 463, in finish_socket_func
return ov.getresult()
~~~~~~~~~~~~^^
2026-07-06T10:48:37.806380 - 2026-07-06T10:48:37.806481 - OSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:37.806550 - 2026-07-06T10:48:37.806641 -
The above exception was the direct cause of the following exception:

2026-07-06T10:48:37.806705 - 2026-07-06T10:48:37.806769 - Traceback (most recent call last):
2026-07-06T10:48:37.806829 - 2026-07-06T10:48:37.810189 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_server.py", line 2131, in get_cache
json_obj = await manager_util.get_data(uri, True)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:37.810294 - 2026-07-06T10:48:37.810366 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\common\manager_util.py", line 197, in get_data
async with session.get(uri, headers=headers) as resp:
~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:37.810416 - 2026-07-06T10:48:37.810463 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 1521, in __aenter__
self._resp: _RetType = await self._coro
^^^^^^^^^^^^^^^^
2026-07-06T10:48:37.810500 - 2026-07-06T10:48:37.810543 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 788, in _request
resp = await handler(req)
^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:37.810578 - 2026-07-06T10:48:37.810615 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client.py", line 766, in _connect_and_send_request
await resp.start(conn)
2026-07-06T10:48:37.810661 - 2026-07-06T10:48:37.810724 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\client_reqrep.py", line 539, in start
message, payload = await protocol.read() # type: ignore[union-attr]
^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:48:37.810787 - 2026-07-06T10:48:37.810912 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\aiohttp\streams.py", line 707, in read
await self._waiter
2026-07-06T10:48:37.810977 - 2026-07-06T10:48:37.811084 - aiohttp.client_exceptions.ClientOSError: [WinError 121] 信号灯超时时间已到
2026-07-06T10:48:37.811149 - 2026-07-06T10:54:10.551688 - [INFO] FETCH ComfyRegistry Data [DONE]
2026-07-06T10:54:11.309718 - [INFO] [ComfyUI-Manager] default cache updated: https://api.comfy.org/nodes
2026-07-06T10:54:11.373391 - [ERROR] [ComfyUI-Manager] An invalid channel was used: https://cdn.jsdelivr.net/gh/ltdrdata/ComfyUI-Manager@main
2026-07-06T10:54:11.381093 - Exception in thread 2026-07-06T10:54:11.381201 - Thread-8 ()2026-07-06T10:54:11.381280 - :
2026-07-06T10:54:11.390098 - Traceback (most recent call last):
2026-07-06T10:54:11.390473 - 2026-07-06T10:54:11.392893 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\threading.py", line 1044, in _bootstrap_inner
self.run()
~~~~~~~~^^
2026-07-06T10:54:11.393009 - 2026-07-06T10:54:11.393099 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\threading.py", line 995, in run
self._target(*self._args, **self._kwargs)
~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:54:11.393176 - 2026-07-06T10:54:11.393260 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_server.py", line 2172, in
threading.Thread(target=lambda: asyncio.run(default_cache_update())).start()
~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:54:11.393331 - 2026-07-06T10:54:11.393405 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\runners.py", line 195, in run
return runner.run(main)
~~~~~~~~~~^^^^^^
2026-07-06T10:54:11.393474 - 2026-07-06T10:54:11.393546 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\runners.py", line 118, in run
return self._loop.run_until_complete(task)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^
2026-07-06T10:54:11.393611 - 2026-07-06T10:54:11.393734 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\standalone-env\Lib\asyncio\base_events.py", line 725, in run_until_complete
return future.result()
~~~~~~~~~~~~~^^
2026-07-06T10:54:11.393803 - 2026-07-06T10:54:11.393879 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_server.py", line 2161, in default_cache_update
await core.unified_manager.get_custom_nodes(
channel_url, ManagerDatabaseSource.remote.value
)
2026-07-06T10:54:11.393944 - 2026-07-06T10:54:11.394188 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_core.py", line 809, in get_custom_nodes
nodes = await self.load_nightly(channel, mode)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-07-06T10:54:11.394288 - 2026-07-06T10:54:11.394375 - File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\.venv\Lib\site-packages\comfyui_manager\glob\manager_core.py", line 779, in load_nightly
raise InvalidChannel(channel_url)
2026-07-06T10:54:11.394445 - 2026-07-06T10:54:11.394640 - comfyui_manager.glob.manager_core.InvalidChannel: https://cdn.jsdelivr.net/gh/ltdrdata/ComfyUI-Manager@main
2026-07-06T10:54:11.394727 - 2026-07-06T10:58:04.810703 - [INFO] got prompt
2026-07-06T10:58:04.833642 - [ERROR] !!! Exception during processing !!! buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)
2026-07-06T10:58:04.838198 - [ERROR] Traceback (most recent call last):
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 542, in execute
output_data, output_ui, has_subgraph, has_pending_tasks = await get_output_data(prompt_id, unique_id, obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 341, in get_output_data
return_values = await _async_map_node_over_list(prompt_id, unique_id, obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 315, in _async_map_node_over_list
await process_inputs(input_dict, i)
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\execution.py", line 303, in process_inputs
result = f(**inputs)
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\nodes.py", line 831, in load_vae
sd, metadata = comfy.utils.load_torch_file(vae_path, return_metadata=True)
~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 149, in load_torch_file
raise e
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 129, in load_torch_file
sd, metadata = load_safetensors(ckpt)
~~~~~~~~~~~~~~~~^^^^^^
File "G:\Comfy-Desktop\ComfyUI-Installs\ComfyUI\ComfyUI\comfy\utils.py", line 111, in load_safetensors
tensor = torch.frombuffer(mv[start:end], dtype=_TYPES[info["dtype"]]).view(info["shape"])
~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ValueError: buffer length (1615263 bytes) after offset (0 bytes) must be a multiple of element size (4)

2026-07-06T10:58:04.843604 - [INFO] Prompt executed in 0.03 seconds

## Attached Workflow
Please make sure that workflow does not contain any sensitive information such as API keys or passwords.

{"id":"f5a893b2-2042-4d3c-9a49-73e93f460868","revision":0,"last_node_id":71,"last_link_id":82,"nodes":[{"id":9,"type":"SaveImage","pos":[1279.9999726783708,319.9999392082668],"size":[300,420],"flags":{},"order":9,"mode":0,"inputs":[{"localized_name":"图片","name":"images","type":"IMAGE","link":80},{"localized_name":"文件名前缀","name":"filename_prefix","type":"STRING","widget":{"name":"filename_prefix"},"link":null}],"outputs":[{"localized_name":"images","name":"images","type":"IMAGE","links":null}],"properties":{"Node name for S&R":"SaveImage","cnr_id":"comfy-core","ver":"0.3.64","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["ComfyUI"]},{"id":65,"type":"VAEDecode","pos":[1019.9998200904802,319.9999392082668],"size":[225,96],"flags":{},"order":8,"mode":0,"inputs":[{"localized_name":"Latent","name":"samples","type":"LATENT","link":73},{"localized_name":"vae","name":"vae","type":"VAE","link":74}],"outputs":[{"localized_name":"图像","name":"IMAGE","type":"IMAGE","slot_index":0,"links":[80]}],"properties":{"Node name for S&R":"VAEDecode","cnr_id":"comfy-core","ver":"0.3.64","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":[]},{"id":67,"type":"CLIPTextEncode","pos":[170.00001082534345,290.0000536491848],"size":[410,160],"flags":{},"order":4,"mode":0,"inputs":[{"localized_name":"clip","name":"clip","type":"CLIP","link":79},{"localized_name":"文本","name":"text","type":"STRING","widget":{"name":"text"},"link":null}],"outputs":[{"localized_name":"条件","name":"CONDITIONING","type":"CONDITIONING","links":[76]}],"properties":{"Node name for S&R":"CLIPTextEncode","cnr_id":"comfy-core","ver":"0.3.73","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["anime RPG game style, cute anime girl with gigantic fennec ears and a big fluffy fox tail with long wavy blonde hair and large blue eyes blonde colored eyelashes wearing a pink sweater a large oversized gold trimmed black winter coat and a long blue maxi skirt and a red scarf, she is sitting beside a campfire in the wilderness at night playing guitar with a milky way galaxy sky"]},{"id":68,"type":"EmptySD3LatentImage","pos":[310.0000489723161,700.0000155022121],"size":[260,168],"flags":{},"order":0,"mode":0,"inputs":[{"localized_name":"宽度","name":"width","type":"INT","widget":{"name":"width"},"link":null},{"localized_name":"高度","name":"height","type":"INT","widget":{"name":"height"},"link":null},{"localized_name":"批量大小","name":"batch_size","type":"INT","widget":{"name":"batch_size"},"link":null}],"outputs":[{"localized_name":"Latent","name":"LATENT","type":"LATENT","slot_index":0,"links":[78]}],"properties":{"Node name for S&R":"EmptySD3LatentImage","cnr_id":"comfy-core","ver":"0.3.64","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":[1024,1024,1]},{"id":69,"type":"ModelSamplingAuraFlow","pos":[220.00001082534345,110.00000596546897],"size":[310,104],"flags":{},"order":6,"mode":0,"inputs":[{"localized_name":"模型","name":"model","type":"MODEL","link":72},{"localized_name":"移位","name":"shift","type":"FLOAT","widget":{"name":"shift"},"link":null}],"outputs":[{"localized_name":"模型","name":"MODEL","type":"MODEL","slot_index":0,"links":[75]}],"properties":{"Node name for S&R":"ModelSamplingAuraFlow","cnr_id":"comfy-core","ver":"0.3.64","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":[3]},{"id":70,"type":"KSampler","pos":[659.9998200904802,319.9999392082668],"size":[315,341.3125],"flags":{},"order":7,"mode":0,"inputs":[{"localized_name":"模型","name":"model","type":"MODEL","link":75},{"localized_name":"正面条件","name":"positive","type":"CONDITIONING","link":76},{"localized_name":"负面条件","name":"negative","type":"CONDITIONING","link":82},{"localized_name":"Latent图像","name":"latent_image","type":"LATENT","link":78},{"localized_name":"种子","name":"seed","type":"INT","widget":{"name":"seed"},"link":null},{"localized_name":"步数","name":"steps","type":"INT","widget":{"name":"steps"},"link":null},{"localized_name":"cfg","name":"cfg","type":"FLOAT","widget":{"name":"cfg"},"link":null},{"localized_name":"采样器名称","name":"sampler_name","type":"COMBO","widget":{"name":"sampler_name"},"link":null},{"localized_name":"调度器","name":"scheduler","type":"COMBO","widget":{"name":"scheduler"},"link":null},{"localized_name":"降噪","name":"denoise","type":"FLOAT","widget":{"name":"denoise"},"link":null}],"outputs":[{"localized_name":"Latent","name":"LATENT","type":"LATENT","slot_index":0,"links":[73]}],"properties":{"Node name for S&R":"KSampler","cnr_id":"comfy-core","ver":"0.3.64","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":[42,"fixed",8,1,"res_multistep","simple",1]},{"id":71,"type":"CLIPTextEncode","pos":[170.00001082534345,520.0000536491848],"size":[405.46875,140],"flags":{},"order":5,"mode":0,"inputs":[{"localized_name":"clip","name":"clip","type":"CLIP","link":81},{"localized_name":"文本","name":"text","type":"STRING","widget":{"name":"text"},"link":null}],"outputs":[{"localized_name":"条件","name":"CONDITIONING","type":"CONDITIONING","links":[82]}],"properties":{"Node name for S&R":"CLIPTextEncode","cnr_id":"comfy-core","ver":"0.3.73","enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["low quality, bad anatomy, extra digits, missing digits, extra limbs, missing limbs"]},{"id":63,"type":"VAELoader","pos":[659.9998200904802,699.9998629143215],"size":[320,106.65625],"flags":{},"order":1,"mode":0,"inputs":[{"localized_name":"vae名称","name":"vae_name","type":"COMBO","widget":{"name":"vae_name"},"link":null}],"outputs":[{"localized_name":"VAE","name":"VAE","type":"VAE","links":[74]}],"properties":{"Node name for S&R":"VAELoader","cnr_id":"comfy-core","ver":"0.3.73","models":[{"name":"ae.safetensors","url":"https://huggingface.co/Comfy-Org/z_image_turbo/resolve/main/split_files/vae/ae.safetensors","directory":"vae"}],"enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["ae.safetensors"]},{"id":62,"type":"CLIPLoader","pos":[-239.9999987113997,420.0000536491848],"size":[340,169.3125],"flags":{},"order":2,"mode":0,"inputs":[{"localized_name":"CLIP名称","name":"clip_name","type":"COMBO","widget":{"name":"clip_name"},"link":null},{"localized_name":"类型","name":"type","type":"COMBO","widget":{"name":"type"},"link":null},{"localized_name":"设备","name":"device","shape":7,"type":"COMBO","widget":{"name":"device"},"link":null}],"outputs":[{"localized_name":"CLIP","name":"CLIP","type":"CLIP","links":[79,81]}],"properties":{"Node name for S&R":"CLIPLoader","cnr_id":"comfy-core","ver":"0.3.73","models":[{"name":"qwen_3_4b.safetensors","url":"https://huggingface.co/Comfy-Org/z_image_turbo/resolve/main/split_files/text_encoders/qwen_3_4b.safetensors","directory":"text_encoders"}],"enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["qwen_3_4b.safetensors","lumina2","default"]},{"id":66,"type":"UNETLoader","pos":[-239.9999987113997,110.00000596546897],"size":[380,134.65625],"flags":{},"order":3,"mode":0,"inputs":[{"localized_name":"UNet名称","name":"unet_name","type":"COMBO","widget":{"name":"unet_name"},"link":null},{"localized_name":"数据类型","name":"weight_dtype","type":"COMBO","widget":{"name":"weight_dtype"},"link":null}],"outputs":[{"localized_name":"模型","name":"MODEL","type":"MODEL","links":[72]}],"properties":{"Node name for S&R":"UNETLoader","cnr_id":"comfy-core","ver":"0.3.73","models":[{"name":"z_image_turbo_bf16.safetensors","url":"https://huggingface.co/Comfy-Org/z_image_turbo/resolve/main/split_files/diffusion_models/z_image_turbo_bf16.safetensors","directory":"diffusion_models"}],"enableTabs":false,"tabWidth":65,"tabXOffset":10,"hasSecondTab":false,"secondTabText":"Send Back","secondTabOffset":80,"secondTabWidth":65},"widgets_values":["z_image_turbo_bf16.safetensors","default"]}],"links":[[72,66,0,69,0,"MODEL"],[73,70,0,65,0,"LATENT"],[74,63,0,65,1,"VAE"],[75,69,0,70,0,"MODEL"],[76,67,0,70,1,"CONDITIONING"],[78,68,0,70,3,"LATENT"],[79,62,0,67,0,"CLIP"],[80,65,0,9,0,"IMAGE"],[81,62,0,71,0,"CLIP"],[82,71,0,70,2,"CONDITIONING"]],"groups":[],"config":{},"extra":{"ds":{"scale":0.3563548518184035,"offset":[514.9789619245632,463.196539943654]}},"version":0.4}

## Additional Context
(Please add any additional context or steps to reproduce the error here)
```

### Other

_No response_

Contributor guide

Open the contributing guide

Research direction

Start in comfy/utils.py at load_torch_file and load_safetensors, then trace the VAELoader call in nodes.py line 831. Reproduce the failure with the ae.safetensors VAE in the default workflow and use the supplied stack trace to determine where loading breaks. Done means the model loads and the default workflow runs without the reported ValueError.

Written by the indexing model from the issue text.

Assessment

Tech stack
python, pytorch
Domain
backend, machine-learning
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
45/100

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