OSError: [WinError 126] The specified module could not be found. Error loading "...\aoti_custom_ops.dll" or one of its dependencies.

[samabogbog]

Describe the issue

Traceback (most recent call last):
File "C:.pytemp\ipex\app.py", line 1, in
import torch
File "C:.pytemp\ipex.env\lib\site-packages\torch_init_.py", line 262, in
load_dll_libraries()
File "C:.pytemp\ipex.env\lib\site-packages\torch_init.py", line 258, in _load_dll_libraries
raise err
OSError: [WinError 126] The specified module could not be found. Error loading "C:.pytemp\ipex.env\lib\site-packages\torch\lib\aoti_custom_ops.dll" or one of its dependencies.

===========================
Code :
import torch
import intel_extension_for_pytorch as ipex

model = torch.nn.Linear(10, 10)
model = ipex.optimize(model)

input_data = torch.randn(1, 10)
output = model(input_data)
print(output)

[huiyan2021]

Hi @samabogbog , as we described in the installation guide, on Windows, libuv needs to be installed, could you try in conda environment? Thanks!

[opolette]

Same issue here. Libuv installed. Error loading "[...]aoti_custom_ops.dll" or one of its dependencies.

[kangxiatao]

I have encountered the same problem and I am looking forward to its resolution.😲

Intel(R) Core(TM) Ultra 7 255H

[huiyan2021]

@kangxiatao Could you try the latest version for Intel(R) Core(TM) Ultra 7 255H in a clean conda environment?

# For Intel® Core™ Ultra Series 2 Mobile Processors (Arrow Lake-H), use the commands below:
python -m pip install torch==2.6.0.post0+xpu torchvision==0.21.0.post0+xpu torchaudio==2.6.0.post0+xpu --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/arl/us/
python -m pip install intel-extension-for-pytorch==2.6.10+xpu --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/arl/us/

[kangxiatao]

Thank you, it can now be used normally @huiyan2021

[NoteMate-EX-CEO]

can someone help me also please

[NoteMate-EX-CEO]

i have a ultra 7 155H, i did all i could a video explaining how to do it would be nice