Error: DLL load failed

[Exlsunshine]

Describe the bug
Program not work.

C:\Users\guyan\AppData\Local\Programs\Python\Python36\lib\site-packages\onnxruntime\capi\_pybind_state.py:12: UserWarning: Cannot load onnxruntime.capi. Error: 'DLL load failed: The specified module could not be found.'
  warnings.warn("Cannot load onnxruntime.capi. Error: '{0}'".format(str(e)))
Traceback (most recent call last):
  File ".\inference.py", line 1, in <module>
    import onnxruntime
  File "C:\Users\guyan\AppData\Local\Programs\Python\Python36\lib\site-packages\onnxruntime\__init__.py", line 21, in <module>
    from onnxruntime.capi._pybind_state import RunOptions, SessionOptions, get_device, NodeArg, ModelMetadata
ImportError: cannot import name 'RunOptions'

System information

• OS Platform and Distribution (e.g., Linux Ubuntu 16.04):
  Windows 10 Enterprise

• ONNX Runtime installed from (source or binary):
  pip install onnxruntime

• ONNX Runtime version:
  0.1.4

• Python version:
  3.6.6

• GCC/Compiler version (if compiling from source):

• CUDA/cuDNN version:

• GPU model and memory:

To Reproduce
run the following code:

import onnxruntime

session = onnxruntime.InferenceSession("alexnet.onnx")

Expected behavior
No error messages.

[YueshangGu]

I got the same question.

[snnn]

You may drag the DLL into Dependency Walker, to get known which DLL was missed.

[pranavsharma]

Your CUDA DLLs are not in the path. Hence they can't be found. Just add them to your environment path.

[pranavsharma]

Please re-open if the suggested solution doesn't work for you. Thanks for your time in trying out onnxruntime.