[Rince123]

Hmm, I just tried it again, with another Provider, same result:

(and I just downloaded manually everything which worked fine..)

Spoiler:

calibre, version 0.8.35
ERROR: Konvertierungsfehler: <b>Misslungen</b>: Nachrichten abrufen von Zeit Premium All Formats

Nachrichten abrufen von Zeit Premium All Formats
Resolved conversion options
calibre version: 0.8.35
{'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,
 'enable_heuristics': False,
 'epub_flatten': 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 0x108690190>,
 '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.OutputProfile object at 0x108690550>,
 'page_breaks_before': None,
 'password': 'foobar',
 'prefer_metadata_cover': False,
 'preserve_cover_aspect_ratio': False,
 'pretty_print': True,
 'pubdate': None,
 'publisher': None,
 'rating': None,
 'read_metadata_from_opf': 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': '',
 'series': None,
 'series_index': None,
 'smarten_punctuation': False,
 'sr1_replace': '',
 'sr1_search': '',
 'sr2_replace': '',
 'sr2_search': '',
 'sr3_replace': '',
 'sr3_search': '',
 'tags': None,
 'test': False,
 'timestamp': None,
 'title': None,
 'title_sort': None,
 'toc_filter': None,
 'toc_threshold': 6,
 'unsmarten_punctuation': False,
 'unwrap_lines': True,
 'use_auto_toc': False,
 'username': 'barfoo',
 'verbose': 2}
InputFormatPlugin: Recipe Input running
Using proxies: {'http': 'ivanova.notwork.de:8118', 'https': 'ivanova.notwork.de:8118'}
Using proxies: {'http': 'ivanova.notwork.de:8118', 'https': 'ivanova.notwork.de:8118'}
Found epub-link: http://contentserver.hgv-online.de/nodrm/fulfillment?distributor=zeit-online&orderid=zeit_online%3A132678931611786285811&resid=die_zeit-abo&customerno=77046&auth=U0bol1fHvoNIKhcWnuMKnmQQef4%3D
Found Mobi-link: http://contentserver.hgv-online.de/nodrm/fulfillment?distributor=zeit-online&orderid=zeit_online%3A132678931611786285811&resid=die_zeit-abo-mobi&customerno=77046&auth=KOupOhb%2F%2FF4tnWOv9WZOLBveG4s%3D
Found pdf-link: https://premium.zeit.de/system/files/epaper/DZ/pdf/DZ_ePaper_03_12.pdf
Found audio-link: https://premium.zeit.de/system/files/audio/DZ/2012/Audiofiles_DIE_ZEIT_03.zip
Will try ZM-link: https://premium.zeit.de/system/files/epaper/ZM/pdf/ZM_ePaper_03_12.pdf
Will try BL-link: https://premium.zeit.de/system/files/epaper/BL/pdf/BL_ePaper_03_12.pdf
This edition is: 2012 - 03
output_dir is: /private/var/folders/xU/xU7s6ruOEQiHnUuqHijBqE+++TI/-Tmp-/calibre_0.8.35_tmp_7FJ_8B/UabFwk_plumber
DZdir is: /var/folders/xU/xU7s6ruOEQiHnUuqHijBqE+++TI/-Tmp-/calibre_0.8.35_tmp_7FJ_8B/DZ_kZ65iq
ZMdir is: /var/folders/xU/xU7s6ruOEQiHnUuqHijBqE+++TI/-Tmp-/calibre_0.8.35_tmp_7FJ_8B/ZM_0CH5iV
BLdir is: /var/folders/xU/xU7s6ruOEQiHnUuqHijBqE+++TI/-Tmp-/calibre_0.8.35_tmp_7FJ_8B/BL_cF0MgR
Python function terminated unexpectedly: HTTP Error 302: The HTTP server returned a redirect error that would lead to an infinite loop.
The last 30x error message was:
Found
Traceback (most recent call last):
  File "/Applications/calibre.app/Contents/Resources/Python/lib/python2.7/site.py", line 147, in main
    return run_entry_point()
  File "/Applications/calibre.app/Contents/Resources/Python/lib/python2.7/site.py", line 116, in run_entry_point
    return getattr(pmod, func)()
  File "site-packages/calibre/utils/ipc/worker.py", line 191, in main
  File "site-packages/calibre/gui2/convert/gui_conversion.py", line 25, in gui_convert
  File "site-packages/calibre/ebooks/conversion/plumber.py", line 959, in run
  File "site-packages/calibre/customize/conversion.py", line 204, in __call__
  File "site-packages/calibre/web/feeds/input.py", line 105, in convert
  File "site-packages/calibre/web/feeds/news.py", line 856, in download
  File "/var/folders/xU/xU7s6ruOEQiHnUuqHijBqE+++TI/-Tmp-/calibre_0.8.35_tmp_7FJ_8B/JqyK02_recipes/recipe0.py", line 273, in build_index
    browser.back()
  File "site-packages/mechanize/_mechanize.py", line 356, in back
  File "site-packages/mechanize/_mechanize.py", line 343, in reload
  File "site-packages/mechanize/_mechanize.py", line 255, in _mech_open
mechanize._response.httperror_seek_wrapper: HTTP Error 302: The HTTP server returned a redirect error that would lead to an infinite loop.
The last 30x error message was:
Found