🔍 Diagnóstico ComfyUI
1. Conectividad básica
✅ ComfyUI responde correctamente
{
"system": {
"os": "posix",
"ram_total": 66846109696,
"ram_free": 59066339328,
"comfyui_version": "0.3.43",
"python_version": "3.12.3 (main, Jan 8 2026, 11:30:50) [GCC 13.3.0]",
"pytorch_version": "2.7.1+cu128",
"embedded_python": false,
"argv": [
"main.py",
"--listen",
"0.0.0.0",
"--port",
"8192",
"--preview-method",
"auto",
"--gpu-only",
"--disable-auto-launch"
]
},
"devices": [
{
"name": "cuda:0 NVIDIA GeForce RTX 5090 : cudaMallocAsync",
"type": "cuda",
"index": 0,
"vram_total": 33679736832,
"vram_free": 32940031968,
"torch_vram_total": 100663296,
"torch_vram_free": 92143584
}
]
}2. Modelos de Upscaling
✅ UpscaleModelLoader disponible
Modelos disponibles:
✅ ImageUpscaleWithModel disponible
✅ ImageResize+ disponible
3. Probar Workflow Simple
Respuesta del servidor (HTTP 400):
{"error": {"type": "prompt_no_outputs", "message": "Prompt has no outputs", "details": "", "extra_info": {}}, "node_errors": {}}4. Historial Reciente
✅ Historial disponible
Últimas 3 ejecuciones:
- ID: 975b7390-0ebb-4e99-a779-582b7d672f0f, Estado: {"status_str":"success","completed":true,"messages":[["execution_start",{"prompt_id":"975b7390-0ebb-4e99-a779-582b7d672f0f","timestamp":1769533916870}],["execution_cached",{"nodes":[],"prompt_id":"975b7390-0ebb-4e99-a779-582b7d672f0f","timestamp":1769533916875}],["execution_success",{"prompt_id":"975b7390-0ebb-4e99-a779-582b7d672f0f","timestamp":1769533922130}]]}
Detalle: success
- ID: fd5c0183-f793-48ad-849d-905d5d41bd17, Estado: {"status_str":"success","completed":true,"messages":[["execution_start",{"prompt_id":"fd5c0183-f793-48ad-849d-905d5d41bd17","timestamp":1769534065412}],["execution_cached",{"nodes":[],"prompt_id":"fd5c0183-f793-48ad-849d-905d5d41bd17","timestamp":1769534065423}],["execution_success",{"prompt_id":"fd5c0183-f793-48ad-849d-905d5d41bd17","timestamp":1769534112973}]]}
Detalle: success
- ID: 7e9136f3-7237-4e1d-a41f-b04d73d6aef4, Estado: {"status_str":"error","completed":false,"messages":[["execution_start",{"prompt_id":"7e9136f3-7237-4e1d-a41f-b04d73d6aef4","timestamp":1769534512495}],["execution_cached",{"nodes":["2","4"],"prompt_id":"7e9136f3-7237-4e1d-a41f-b04d73d6aef4","timestamp":1769534512500}],["execution_error",{"prompt_id":"7e9136f3-7237-4e1d-a41f-b04d73d6aef4","node_id":"3","node_type":"HyVideoVAELoader","executed":[],"exception_message":"HyVideoVAELoader.loadmodel() missing 1 required positional argument: 'precision'\n","exception_type":"TypeError","traceback":[" File \"\/home\/arenas\/ai\/comfyui_rtx5090_local\/execution.py\", line 361, in execute\n output_data, output_ui, has_subgraph = get_output_data(obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb)\n ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"," File \"\/home\/arenas\/ai\/comfyui_rtx5090_local\/execution.py\", line 236, in get_output_data\n return_values = _map_node_over_list(obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb)\n ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"," File \"\/home\/arenas\/ai\/comfyui_rtx5090_local\/execution.py\", line 208, in _map_node_over_list\n process_inputs(input_dict, i)\n"," File \"\/home\/arenas\/ai\/comfyui_rtx5090_local\/execution.py\", line 197, in process_inputs\n results.append(getattr(obj, func)(**inputs))\n ^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"],"current_inputs":{"model_name":["hunyuan_video_vae_bf16.safetensors"]},"current_outputs":["9","4","2","6","1","3","7","8","5"],"timestamp":1769534512501}]]}
Detalle: error
5. Cola de Trabajos
✅ Cola accesible
{
"queue_running": [],
"queue_pending": []
}
📋 Resumen de Diagnóstico
Revisa los puntos marcados con ❌ o ⚠️ para identificar el problema.
Si ComfyUI responde pero fallan los workflows, puede ser:
- Modelos de upscaling no instalados
- Nodos personalizados faltantes
- Versión incompatible de ComfyUI
- Problemas de memoria/GPU