I did a manual CMD line check_dependencies.py and found
C:\Users\Johnny\Desktop\OpenLP_Development\OpenLP-2.9.2\scripts>python check_dependencies.py
Checking Python version...
Python >= 3.6 ... 3.7.9.final.0
Checking for modules...
PyQt5 ... OK
PyQt5.QtCore ... FAIL
PyQt5.QtGui ... FAIL
PyQt5.QtWidgets ... FAIL
PyQt5.QtNetwork ... FAIL
PyQt5.QtOpenGL ... FAIL
PyQt5.QtSvg ... FAIL
PyQt5.QtTest ... FAIL
PyQt5.QtWebEngineWidgets ... FAIL
PyQt5.QtMultimedia ... FAIL
appdirs ... OK
sqlalchemy ... OK
alembic ... OK
lxml ... OK
chardet ... OK
flask ... OK
flask_cors ... OK
bs4 ... OK
mako ... OK
websockets ... OK
waitress ... OK
webob ... OK
requests ... OK
qtawesome ... ERROR
pymediainfo ... OK
vlc ... ERROR
zeroconf ... OK
Checking for optional modules...
qdarkstyle (dark style support)... OK
pymysql (MySQL support)... OK
pyodbc (ODBC support)... OK
psycopg2 (PostgreSQL support)... OK
enchant (spell checker)... ERROR
fitz (PyMuPDF - PDF support)... OK
pysword (import SWORD bibles)... OK
uno (LibreOffice/OpenOffice support)... FAIL
jenkins (access jenkins api)... OK
pytest (testing framework)... OK
pytestqt (testing framework)... OK
flake8 (linter)... FAIL
Then I did "pip install sqlalchemy alembic appdirs chardet beautifulsoup4 lxml Mako pymysql pytest pyodbc psycopg2 pypiwin32 websockets asyncio waitress six webob requests pyopengl qtAwesome PyQt5 pymediainfo pywin32 pysword PyQtWebEngine python-vlc pymupdf pyenchant pylint python-jenkins launchpadlib qdarkstyle pyro4 zeroconf flask flask_cors pytest-qt"
But got the same "ERROR" and "FAIL" on the items above.
Help!