Harvard Business Review Recipe not working

[bheeshmpita]

Does it require subscription to work? Any other alternative to make it work?
Here is the error code i received:

Fetch news from Harvard Business Review
Conversion options changed from defaults:
  verbose: 2
  output_profile: 'kindle_oasis'
Resolved conversion options
calibre version: 8.9.0
{'add_alt_text_to_img': False,
 'asciiize': False,
 'author_sort': None,
 'authors': None,
 'base_font_size': 0,
 'book_producer': None,
 'change_justification': 'original',
 'chapter': None,
 'chapter_mark': 'pagebreak',
 'comments': None,
 'cover': None,
 'debug_pipeline': None,
 'dehyphenate': True,
 'delete_blank_paragraphs': True,
 'disable_font_rescaling': False,
 'dont_download_recipe': False,
 'dont_split_on_page_breaks': True,
 'duplicate_links_in_toc': False,
 'embed_all_fonts': False,
 'embed_font_family': None,
 'enable_heuristics': False,
 'epub_flatten': False,
 'epub_inline_toc': False,
 'epub_max_image_size': 'none',
 'epub_toc_at_end': False,
 'epub_version': '2',
 'expand_css': False,
 'extra_css': None,
 'extract_to': None,
 'filter_css': None,
 'fix_indents': True,
 'flow_size': 260,
 'font_size_mapping': None,
 'format_scene_breaks': True,
 'html_unwrap_factor': 0.4,
 'input_encoding': None,
 'input_profile': <calibre.customize.profiles.InputProfile object at 0x7f652c5d8950>,
 'insert_blank_line': False,
 'insert_blank_line_size': 0.5,
 'insert_metadata': False,
 'isbn': None,
 'italicize_common_cases': True,
 'keep_ligatures': False,
 'language': None,
 'level1_toc': None,
 'level2_toc': None,
 'level3_toc': None,
 'line_height': 0,
 'linearize_tables': False,
 'lrf': False,
 'margin_bottom': 5.0,
 'margin_left': 5.0,
 'margin_right': 5.0,
 'margin_top': 5.0,
 'markup_chapter_headings': True,
 'max_toc_links': 50,
 'minimum_line_height': 120.0,
 'no_chapters_in_toc': False,
 'no_default_epub_cover': False,
 'no_inline_navbars': False,
 'no_svg_cover': False,
 'output_profile': <calibre.customize.profiles.KindleOasisOutput object at 0x7f652c5df610>,
 'page_breaks_before': None,
 'prefer_metadata_cover': False,
 'preserve_cover_aspect_ratio': False,
 'pretty_print': True,
 'pubdate': None,
 'publisher': None,
 'rating': None,
 'read_metadata_from_opf': None,
 'recipe_specific_option': None,
 'remove_fake_margins': True,
 'remove_first_image': False,
 'remove_paragraph_spacing': False,
 'remove_paragraph_spacing_indent_size': 1.5,
 'renumber_headings': True,
 'replace_scene_breaks': '',
 'search_replace': None,
 'series': None,
 'series_index': None,
 'smarten_punctuation': False,
 'sr1_replace': '',
 'sr1_search': '',
 'sr2_replace': '',
 'sr2_search': '',
 'sr3_replace': '',
 'sr3_search': '',
 'start_reading_at': None,
 'subset_embedded_fonts': False,
 'tags': None,
 'test': False,
 'timestamp': None,
 'title': None,
 'title_sort': None,
 'toc_filter': None,
 'toc_threshold': 6,
 'toc_title': None,
 'transform_css_rules': None,
 'transform_html_rules': None,
 'unsmarten_punctuation': False,
 'unwrap_lines': True,
 'use_auto_toc': False,
 'verbose': 2}
InputFormatPlugin: Recipe Input running
Downloading recipe urn: builtin:hbr
Trying to get latest version of recipe: hbr
Using user agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Downloading issue: https://hbr.org/archive-toc/BR2505
qt.gui.imageio: libpng warning: iCCP: known incorrect sRGB profile
qt.svg: Could not create image from "Screen Shot 2021-06-21 at 2.27.35 PM.png"
Fetching https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later
Fetching https://hbr.org/2025/09/now-is-the-time-for-courage
Fetching https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains
Fetching https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis
Fetching https://hbr.org/2025/09/be-brave-you-can-do-it
Fetched https://hbr.org/2025/09/be-brave-you-can-do-it in 1.114262 seconds
Fetched https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains in 1.129300 seconds
Could not fetch link https://hbr.org/2025/09/be-brave-you-can-do-it
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/be-brave-you-can-do-it saved to 
Fetched https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later in 1.166772 seconds
Fetching https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem
Failed to download article: Be Brave. You Can Do It from https://hbr.org/2025/09/be-brave-you-can-do-it
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Could not fetch link https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains
Could not fetch link https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later saved to 
https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains saved to 
Fetching https://hbr.org/2025/09/every-team-needs-a-super-facilitator
Fetching https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai
Fetched https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis in 1.220817 seconds
Fetched https://hbr.org/2025/09/now-is-the-time-for-courage in 1.240854 seconds
Could not fetch link https://hbr.org/2025/09/now-is-the-time-for-courage
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

Could not fetch link https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis
https://hbr.org/2025/09/now-is-the-time-for-courage saved to 
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis saved to 
Fetching https://hbr.org/2025/09/the-founders-final-act
Fetching https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times
Failed to download article: Why Startups Benefit When Big Investments Come Later from https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: How Digital Integration Is Reconfiguring Value Chains from https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: Now Is the Time for Courage from https://hbr.org/2025/09/now-is-the-time-for-courage
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: The CEO of Save the Children U.S. on Navigating a Sudden Funding Crisis from https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem in 1.170815 seconds
Could not fetch link https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem saved to 
Fetching https://hbr.org/2025/09/its-time-to-try-bundled-pricing
Fetched https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai in 1.240793 seconds
Fetched https://hbr.org/2025/09/every-team-needs-a-super-facilitator in 1.255158 seconds
Could not fetch link https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai saved to 
Could not fetch link https://hbr.org/2025/09/every-team-needs-a-super-facilitator
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/every-team-needs-a-super-facilitator saved to 
Fetching https://hbr.org/2025/09/how-to-counter-fake-news
Fetching https://hbr.org/2025/09/why-you-need-systems-thinking-now
Fetched https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times in 1.248534 seconds
Failed to download article: Addressing Gen AI’s Quality-Control Problem from https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: How Savvy Companies Are Using Chinese AI from https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: Every Team Needs a Super-Facilitator from https://hbr.org/2025/09/every-team-needs-a-super-facilitator
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Could not fetch link https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times saved to 
Fetching https://hbr.org/2025/09/why-arent-i-better-at-delegating
Failed to download article: Choose the Right CEO for Volatile Times from https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/the-founders-final-act in 1.460011 seconds
Could not fetch link https://hbr.org/2025/09/the-founders-final-act
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/the-founders-final-act saved to 
Fetching https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing
Failed to download article: The Founder’s Final Act from https://hbr.org/2025/09/the-founders-final-act
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/why-you-need-systems-thinking-now in 0.877506 seconds
Could not fetch link https://hbr.org/2025/09/why-you-need-systems-thinking-now
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/why-you-need-systems-thinking-now saved to 
Fetching https://hbr.org/2025/09/chasing-longevity
Failed to download article: Why You Need Systems Thinking Now from https://hbr.org/2025/09/why-you-need-systems-thinking-now
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/how-to-counter-fake-news in 1.164920 seconds
Fetched https://hbr.org/2025/09/its-time-to-try-bundled-pricing in 1.270728 seconds
Could not fetch link https://hbr.org/2025/09/how-to-counter-fake-news
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/how-to-counter-fake-news saved to 
Could not fetch link https://hbr.org/2025/09/its-time-to-try-bundled-pricing
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/its-time-to-try-bundled-pricing saved to 
Fetching https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano
Fetched https://hbr.org/2025/09/why-arent-i-better-at-delegating in 1.307222 seconds
Failed to download article: How to Counter Fake News from https://hbr.org/2025/09/how-to-counter-fake-news
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: It’s Time to Try Bundled Pricing from https://hbr.org/2025/09/its-time-to-try-bundled-pricing
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Could not fetch link https://hbr.org/2025/09/why-arent-i-better-at-delegating
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/why-arent-i-better-at-delegating saved to 
Fetched https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing in 1.156673 seconds
Could not fetch link https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing saved to 
Failed to download article: Why Aren’t I Better at Delegating? from https://hbr.org/2025/09/why-arent-i-better-at-delegating
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download article: Case Study: A Fast-Food Company Considers Dynamic Pricing from https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/chasing-longevity in 1.143652 seconds
Could not fetch link https://hbr.org/2025/09/chasing-longevity
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/chasing-longevity saved to 
Failed to download article: Chasing Longevity from https://hbr.org/2025/09/chasing-longevity
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Fetched https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano in 31.473643 seconds
Could not fetch link https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano
Traceback (most recent call last):
  File "calibre/web/fetch/simple.py", line 557, in process_links
  File "calibre/web/fetch/simple.py", line 194, in get_soup
  File "calibre/web/feeds/news.py", line 670, in preprocess_raw_html_
  File "<string>", line 100, in preprocess_raw_html
TypeError: 'NoneType' object is not subscriptable

https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano saved to 
Failed to download article: Life’s Work: An Interview with Renzo Piano from https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log



Failed to download the following articles:
Be Brave. You Can Do It from From The Editor
https://hbr.org/2025/09/be-brave-you-can-do-it
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Why Startups Benefit When Big Investments Come Later from Idea Watch
https://hbr.org/2025/09/why-startups-benefit-when-big-investments-come-later
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

How Digital Integration Is Reconfiguring Value Chains from Features
https://hbr.org/2025/09/how-digital-integration-is-reconfiguring-value-chains
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Now Is the Time for Courage from Features
https://hbr.org/2025/09/now-is-the-time-for-courage
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

The CEO of Save the Children U.S. on Navigating a Sudden Funding Crisis from Idea Watch
https://hbr.org/2025/09/the-ceo-of-save-the-children-u-s-on-navigating-a-sudden-funding-crisis
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Addressing Gen AI’s Quality-Control Problem from Features
https://hbr.org/2025/09/addressing-gen-ais-quality-control-problem
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

How Savvy Companies Are Using Chinese AI from Features
https://hbr.org/2025/09/how-savvy-companies-are-using-chinese-ai
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Every Team Needs a Super-Facilitator from Features
https://hbr.org/2025/09/every-team-needs-a-super-facilitator
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Choose the Right CEO for Volatile Times from Features
https://hbr.org/2025/09/choose-the-right-ceo-for-volatile-times
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

The Founder’s Final Act from Features
https://hbr.org/2025/09/the-founders-final-act
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Why You Need Systems Thinking Now from Features
https://hbr.org/2025/09/why-you-need-systems-thinking-now
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

How to Counter Fake News from Features
https://hbr.org/2025/09/how-to-counter-fake-news
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

It’s Time to Try Bundled Pricing from Features
https://hbr.org/2025/09/its-time-to-try-bundled-pricing
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Why Aren’t I Better at Delegating? from Experience
https://hbr.org/2025/09/why-arent-i-better-at-delegating
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Case Study: A Fast-Food Company Considers Dynamic Pricing from Experience
https://hbr.org/2025/09/case-study-a-fast-food-company-considers-dynamic-pricing
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Chasing Longevity from Experience
https://hbr.org/2025/09/chasing-longevity
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Life’s Work: An Interview with Renzo Piano from Experience
https://hbr.org/2025/09/lifes-work-an-interview-with-renzo-piano
Traceback (most recent call last):
  File "calibre/utils/threadpool.py", line 100, in run
  File "calibre/web/feeds/news.py", line 1250, in fetch_article
  File "calibre/web/feeds/news.py", line 1245, in _fetch_article
Exception: Could not fetch article. The debug traceback is available earlier in this log

Parsing all content...
Parsing feed_0/index.html ...
Initial parse failed, using more forgiving parsers
Parsing feed_0/index.html as HTML
Parsing feed_1/index.html ...
Initial parse failed, using more forgiving parsers
Parsing feed_1/index.html as HTML
Parsing feed_2/index.html ...
Initial parse failed, using more forgiving parsers
Parsing feed_2/index.html as HTML
Parsing index.html ...
Forcing index.html into XHTML namespace
Parsing feed_3/index.html ...
Initial parse failed, using more forgiving parsers
Parsing feed_3/index.html as HTML
Reading TOC from NCX...
Merging user specified metadata...
Detecting structure...
Flattening CSS and remapping font sizes...
Source base font size is 12.00000pt
Removing fake margins...
Found 9 items of level: div_1
Found 2 items of level: p_2
Found 4 items of level: div_2
Ignoring level p_2
div_1  left margin stats: Counter()
div_1  right margin stats: Counter()
div_2  left margin stats: Counter()
div_2  right margin stats: Counter()
Cleaning up manifest...
Trimming unused files from manifest...
Creating EPUB Output...
Found non-unique filenames, renaming to support broken EPUB readers like FBReader, Aldiko and Stanza...
{'feed_1/index.html': 'feed_1/index_u1.html',
 'feed_2/index.html': 'feed_2/index_u2.html',
 'feed_3/index.html': 'feed_3/index_u4.html',
 'index.html': 'index_u3.html'}
Splitting markup on page breaks and flow limits, if any...
	Looking for large trees in feed_0/index.html...
	No large trees found
	Looking for large trees in feed_1/index_u1.html...
	No large trees found
	Looking for large trees in feed_2/index_u2.html...
	No large trees found
	Looking for large trees in index_u3.html...
	No large trees found
	Looking for large trees in feed_3/index_u4.html...
	No large trees found
The cover image has an id != "cover". Renaming to work around bug in Nook Color
EPUB output written to /tmp/calibre-ngd8ygaj/jts7yui3_recipe_out.epub

[unkn0wn]

https://github.com/kovidgoyal/calibr...63764fff31e0b1