I have Anaconda which runs this simple script fine: import pandas as pd data = [['Alex',10],['Bob',12],['Clarke',13]] df = pd.DataFrame(data,columns=['Name','Age'],dtype=float) print (df) It runs from both Anaconda promprt and normal command prompt, as the path is set to include the Anaconda3 folder. Trying to use PowerBI, following the Microsoft example, I get: Details: "ADO.NET: Python script error. Traceback (most recent call last): File "PythonScriptWrapper.PY", line 2, in import os, pandas, matplotlib File "C:\ProgramData\Anaconda3\lib\site-packages\pandas__init__.py", line 19, in "Missing required dependencies {0}".format(missing_dependencies)) ImportError: Missing required dependencies ['numpy'] Continue reading...