This error typically occurs when a natural language processing (NLP) library (like NLTK, spaCy, or PyPhenom) cannot find or load a required component for (reducing words to their root form).
from nltk.stem import PorterStemmer stemmer = PorterStemmer() The model may be missing or corrupted. could not load stem extractor module
Download the missing data:
pip uninstall PyPhenom pip install PyPhenom Or install Snowball separately: This error typically occurs when a natural language