HTTP Error 400: Bad Request on Qwen Image Edit

[GetLocalPlayer]

On execution:

Failed to validate prompt for output 5:
* ImageScaleToTotalPixels 10:
  - Required input is missing: resolution_steps
Output will be ignored
invalid prompt: {'type': 'prompt_outputs_failed_validation', 'message': 'Prompt outputs failed validation', 'details': '', 'extra_info': {}}

On startup in freshly installed ComfyUI and StableGen:

Adding extra search path custom_nodes C:\Program Files\ComfyUI\custom_nodes
Adding extra search path download_model_base C:\Program Files\ComfyUI\models
Adding extra search path custom_nodes C:\Users\Ban\AppData\Local\Programs\ComfyUI\resources\ComfyUI\custom_nodes
Setting output directory to: C:\Program Files\ComfyUI\output
Setting input directory to: C:\Program Files\ComfyUI\input
Setting user directory to: C:\Program Files\ComfyUI\user
[START] Security scan
[DONE] Security scan
** ComfyUI startup time: 2026-01-15 03:14:57.125
** Platform: Windows
** Python version: 3.12.11 (main, Aug 18 2025, 19:17:54) [MSC v.1944 64 bit (AMD64)]
** Python executable: C:\Program Files\ComfyUI\.venv\Scripts\python.exe
** ComfyUI Path: C:\Users\Ban\AppData\Local\Programs\ComfyUI\resources\ComfyUI
** ComfyUI Base Folder Path: C:\Users\Ban\AppData\Local\Programs\ComfyUI\resources\ComfyUI
** User directory: C:\Program Files\ComfyUI\user
** ComfyUI-Manager config path: C:\Program Files\ComfyUI\user\__manager\config.ini
** Log path: C:\Program Files\ComfyUI\user\comfyui.log
[ComfyUI-Manager] Skipped fixing the 'comfyui-frontend-package' dependency because the ComfyUI is outdated.
[PRE] ComfyUI-Manager
Checkpoint files will always be loaded safely.
Total VRAM 8192 MB, total RAM 32366 MB
pytorch version: 2.9.1+cu130
Set vram state to: NORMAL_VRAM
Device: cuda:0 NVIDIA GeForce RTX 3050 : cudaMallocAsync
Using async weight offloading with 2 streams
Enabled pinned memory 14564.0
working around nvidia conv3d memory bug.
Found comfy_kitchen backend cuda: {'available': True, 'disabled': False, 'unavailable_reason': None, 'capabilities': ['apply_rope', 'apply_rope1', 'dequantize_nvfp4', 'dequantize_per_tensor_fp8', 'quantize_nvfp4', 'quantize_per_tensor_fp8', 'scaled_mm_nvfp4']}
Found comfy_kitchen backend triton: {'available': False, 'disabled': True, 'unavailable_reason': "ImportError: No module named 'triton'", 'capabilities': []}
Found comfy_kitchen backend eager: {'available': True, 'disabled': False, 'unavailable_reason': None, 'capabilities': ['apply_rope', 'apply_rope1', 'dequantize_nvfp4', 'dequantize_per_tensor_fp8', 'quantize_nvfp4', 'quantize_per_tensor_fp8', 'scaled_mm_nvfp4']}
Using pytorch attention
Python version: 3.12.11 (main, Aug 18 2025, 19:17:54) [MSC v.1944 64 bit (AMD64)]
ComfyUI version: 0.8.2
[Prompt Server] web root: C:\Users\Ban\AppData\Local\Programs\ComfyUI\resources\ComfyUI\web_custom_versions\desktop_app
[START] ComfyUI-Manager
[ComfyUI-Manager] network_mode: public
Total VRAM 8192 MB, total RAM 32366 MB
pytorch version: 2.9.1+cu130
Set vram state to: NORMAL_VRAM
Device: cuda:0 NVIDIA GeForce RTX 3050 : cudaMallocAsync
Using async weight offloading with 2 streams
Enabled pinned memory 14564.0
ComfyUI-GGUF: Allowing full torch compile
======================================== ComfyUI-nunchaku Initialization ========================================
Nunchaku version: Package 'nunchaku' not found.
ComfyUI-nunchaku version: 1.2.0
Could not parse nunchaku version: Package 'nunchaku' not found.. Please ensure you have at least v1.0.0.
Node `NunchakuFluxDiTLoader` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 82, in <module>
    from .nodes.models.flux import NunchakuFluxDiTLoader
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\flux.py", line 16, in <module>
    from nunchaku import NunchakuFluxTransformer2dModel
ModuleNotFoundError: No module named 'nunchaku'
Node `NunchakuQwenImageDiTLoader` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 89, in <module>
    from .nodes.models.qwenimage import NunchakuQwenImageDiTLoader
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\qwenimage.py", line 13, in <module>
    from nunchaku.utils import check_hardware_compatibility, get_gpu_memory, get_precision_from_quantization_config
ModuleNotFoundError: No module named 'nunchaku'
Nodes `NunchakuFluxLoraLoader` and `NunchakuFluxLoraStack` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 96, in <module>
    from .nodes.lora.flux import NunchakuFluxLoraLoader, NunchakuFluxLoraStack
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\lora\flux.py", line 9, in <module>
    from nunchaku.lora.flux import to_diffusers
ModuleNotFoundError: No module named 'nunchaku'
Nodes `NunchakuTextEncoderLoader` and `NunchakuTextEncoderLoaderV2` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 104, in <module>
    from .nodes.models.text_encoder import NunchakuTextEncoderLoader, NunchakuTextEncoderLoaderV2
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\text_encoder.py", line 18, in <module>
    from nunchaku import NunchakuT5EncoderModel
ModuleNotFoundError: No module named 'nunchaku'
Nodes `NunchakuPulidApply`,`NunchakuPulidLoader`, `NunchakuPuLIDLoaderV2` and `NunchakuFluxPuLIDApplyV2` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 119, in <module>
    from .nodes.models.pulid import (
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\pulid.py", line 19, in <module>
    from nunchaku.models.pulid.pulid_forward import pulid_forward
ModuleNotFoundError: No module named 'nunchaku'
Nodes `NunchakuFluxIPAdapterApply` and `NunchakuIPAdapterLoader` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 136, in <module>
    from .nodes.models.ipadapter import NunchakuFluxIPAdapterApply, NunchakuIPAdapterLoader
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\ipadapter.py", line 11, in <module>
    from diffusers import FluxPipeline
ModuleNotFoundError: No module named 'diffusers'
Nodes `NunchakuZImageDiTLoader` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 144, in <module>
    from .nodes.models.zimage import NunchakuZImageDiTLoader
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\models\zimage.py", line 12, in <module>
    from nunchaku.models.transformers.utils import convert_fp16, patch_scale_key
ModuleNotFoundError: No module named 'nunchaku'
Node `NunchakuModelMerger` import failed:
Traceback (most recent call last):
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\__init__.py", line 151, in <module>
    from .nodes.tools.merge_safetensors import NunchakuModelMerger
  File "C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku\nodes\tools\merge_safetensors.py", line 10, in <module>
    from nunchaku.merge_safetensors import merge_safetensors
ModuleNotFoundError: No module named 'nunchaku'
=================================================================================================================
======================================== ComfyUI-QwenImageLoraLoader Initialization ========================================
[DEBUG] Added to sys.path: C:\Program Files\ComfyUI\custom_nodes\ComfyUI-QwenImageLoraLoader
[DEBUG] wrappers dir exists: True
[DEBUG] qwenimage.py exists: True
============================================================================================================================

Import times for custom nodes:
   0.0 seconds: C:\Users\Ban\AppData\Local\Programs\ComfyUI\resources\ComfyUI\custom_nodes\websocket_image_save.py
   0.0 seconds: C:\Program Files\ComfyUI\custom_nodes\ComfyUI-QwenImageLoraLoader
   0.0 seconds: C:\Program Files\ComfyUI\custom_nodes\ComfyUI-GGUF
   0.0 seconds: C:\Program Files\ComfyUI\custom_nodes\ComfyUI-nunchaku

setup plugin alembic.autogenerate.schemas
setup plugin alembic.autogenerate.tables
setup plugin alembic.autogenerate.types
setup plugin alembic.autogenerate.constraints
setup plugin alembic.autogenerate.defaults
setup plugin alembic.autogenerate.comments
Failed to initialize database. Please ensure you have installed the latest requirements. If the error persists, please report this as in future the database will be required: (sqlite3.OperationalError) unable to open database file
(Background on this error at: https://sqlalche.me/e/20/e3q8)
Starting server

To see the GUI go to: http://127.0.0.1:8000
comfyui-frontend-package not found in requirements.txt

[sakalond]

It's a known issue (due to update to ComfyUI). It's already fixed, just not released. You can simply download the source code, add the wheels directory from latest release and zip it.