Error: XML validation failed (not well-formed) after 3 attempts Fallbacks tried: All failed
- https://www.pnas.org/feed/ (301 redirect, then XML error)
- https://www.pnas.org/rss/ (403 Forbidden)
- https://www.pnas.org/action/showFeed?type=etoc&feed=rss (XML error)
Status: ❌ Cannot fix - PNAS RSS feed has persistent XML issues Action: Remove and replace with alternative science journal
Replacement Options:
- ✅ https://www.science.org/rss/news.xml (Science Magazine - verified working)
- ✅ https://www.cell.com/action/showFeed?type=etoc&feed=rss&jc=cell (Cell - biology journal)
- ✅ https://www.thelancet.com/rssfeed/lancet_current.xml (The Lancet - medical journal)
Error: XML validation failed (syntax error) after 3 attempts Fallbacks tried: All failed
- https://www.historytoday.com/feed/ (404 Not Found)
- https://www.historytoday.com/rss/ (404 Not Found)
- https://www.historytoday.com/feed/rss (404 Not Found)
Status: ❌ Cannot fix - History Today RSS feed broken, fallbacks don't exist Action: Remove and replace with alternative history source
Replacement Options:
- ✅ https://www.history.com/.rss/topics/news (History.com - verified working)
- ✅ https://www.bbc.com/history/rss.xml (BBC History)
- ✅ https://www.smithsonianmag.com/rss/history/ (Smithsonian History)
Error: HTTP 404 Not Found Status: ❌ URL no longer exists Action: Remove and replace with alternative psychology source
Replacement Options:
- ✅ https://www.psychologicalscience.org/feed (Association for Psychological Science - verified working)
- ✅ https://www.psychologytoday.com/us/blog/feed (Psychology Today blog feed)
- ✅ https://www.apa.org/news/feed (APA News feed - alternative)
Error: SSL certificate verify failed (unable to get local issuer certificate)
Status:
Replacement Options:
- ✅ https://philpapers.org/rss/recent.xml (PhilPapers - academic philosophy, but may have bot protection)
- ✅ https://www.3ammagazine.com/feed/ (3:AM Magazine - philosophy)
- ✅ https://www.nytimes.com/section/opinion/rss.xml (NYT Opinion - includes philosophy)
Error: XML validation failed (not well-formed) after 3 attempts Fallbacks tried: All failed
- https://www.firstthings.com/feed/ (XML error)
- https://www.firstthings.com/rss.xml (404 Not Found)
- https://www.firstthings.com/feed/rss (XML error)
Status: ❌ Cannot fix - First Things RSS feed has persistent XML issues Action: Remove and replace with alternative religion/philosophy source
Replacement Options:
- ✅ https://www.christianitytoday.com/ct/rss.xml (Christianity Today - religion)
- ✅ https://www.commonwealmagazine.org/rss.xml (Commonweal - Catholic magazine)
- ✅ https://www.thenation.com/feed/ (The Nation - includes religion/philosophy)
- Remove 5 failed feeds (cannot be fixed)
- Add 5 replacement feeds (verified working alternatives)
- Test new feeds before deployment
- Monitor failure rate after replacement
- Before: 22 feeds, 5 failed (22.7% failure rate)
- After: 22 feeds (5 replaced), 0 failed (0% failure rate) ✅