Tried to fix WMP - Media Player fixes:
- Uninstall/reinstall WMP
- Stop/restart Media Player Network Sharing Service - move files so WMP can rebuild
- Clean boot troubleshooting
- Re-registering jscript .dlls
- System File Checker - sfc /scannow
- Checked Events Logs
Suspect that upgrading from Windows 8 to Windows 8.1 might be the culprit.
Could go through recovery process to take the computer back to factory state. Frankly, I don't need the pain and don't have that much time.
Gave up and installed iTunes.