Unable to start ComfyUI Desktop AMD Radeon RX 6750 XT

The following is a log entry; please help me out.

[2026-05-28 16:24:21.914] [info] Adding extra search path custom_nodes C:\Users\sunlo\Documents\ComfyUI\custom_nodes
Adding extra search path download_model_base C:\Users\sunlo\Documents\ComfyUI\models
Adding extra search path custom_nodes C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI\custom_nodes
Setting output directory to: C:\Users\sunlo\Documents\ComfyUI\output
Setting input directory to: C:\Users\sunlo\Documents\ComfyUI\input
Setting user directory to: C:\Users\sunlo\Documents\ComfyUI\user

[2026-05-28 16:24:22.891] [info] [START] Security scan
[DONE] Security scan
** ComfyUI startup time: 2026-05-28 16:24:22.890

[2026-05-28 16:24:22.892] [info] ** Platform: Windows
** Python version: 3.12.11 (main, Aug 18 2025, 19:17:54) [MSC v.1944 64 bit (AMD64)]
** Python executable: C:\Users\sunlo\Documents\ComfyUI.venv\Scripts\python.exe
** ComfyUI Path: C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI
** ComfyUI Base Folder Path: C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI
** User directory: C:\Users\sunlo\Documents\ComfyUI\user
** ComfyUI-Manager config path: C:\Users\sunlo\Documents\ComfyUI\user__manager\config.ini
** Log path: C:\Users\sunlo\Documents\ComfyUI\user\comfyui.log

[2026-05-28 16:24:23.592] [info] [ComfyUI-Manager] Skipped fixing the ‘comfyui-frontend-package’ dependency because the ComfyUI is outdated.

[2026-05-28 16:24:23.593] [info] [PRE] ComfyUI-Manager

[2026-05-28 16:24:25.022] [error] Windows fatal exception: access violation

Stack (most recent call first):
File “C:\Users\sunlo\Documents\ComfyUI.venv\Lib\site-packages\torch\cuda_init_.py”, line 182 in is_available
File “C:\Users\sunlo\Documents\ComfyUI.venv\Lib\site-packages\comfy_kitchen\backends\cuda_init_.py”, line 639 in register
File "C:\Users\sunlo\Documents\ComfyUI.venv\Lib\site-packages\comfy_kitchen\backends\cuda_init
.py", line 650 in
File “”, line 488 in _call_with_frames_removed
File “”, line 999 in exec_module
File “”, line 935 in _load_unlocked
File “”, line 1331 in _find_and_load_unlocked
File “”, line 1360 in _find_and_load
File “”, line 488 in _call_with_frames_removed
File “”, line 1415 in handle_fromlist
File "C:\Users\sunlo\Documents\ComfyUI.venv\Lib\site-packages\comfy_kitchen_init
.py", line 3 in
File “”, line 488 in _call_with_frames_removed
File “”, line 999 in exec_module
File “”, line 935 in _load_unlocked
File “”, line 1331 in _find_and_load_unlocked
File “”, line 1360 in _find_and_load
File “C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy\quant_ops.py”, line 7 in
File “”, line 488 in _call_with_frames_removed
File “”, line 999 in exec_module
File “”, line 935 in _load_unlocked
File “”, line 1331 in _find_and_load_unlocked
File “”, line 1360 in _find_and_load
File “C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy\memory_management.py”, line 8 in
File “”, line 488 in _call_with_frames_removed
File “”, line 999 in exec_module
File “”, line 935 in _load_unlocked
File “”, line 1331 in _find_and_load_unlocked
File “”, line 1360 in _find_and_load
File “C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy\utils.py”, line 25 in
File “”, line 488 in _call_with_frames_removed
File “”, line 999 in exec_module
File “”, line 935 in _load_unlocked
File “”, line 1331 in _find_and_load_unlocked
File “”, line 1360 in _find_and_load
File “C:\Users\sunlo\AppData\Local\Programs\ComfyUI\resources\ComfyUI\main.py”, line 204
[2026-05-28 16:24:25.023] [error] in

Sure you have installed the amd version?