2 out of 38 failed. It claimed at first a deDRM error, which was nonsense as all sources were DRM free (my own files from docx).
So disabled deDrm plugin.
Failed again!
I disabled Subset fonts and it worked. The fonts normally are already subsetted, but perhaps weren't on the two that failed.
So disabled deDrm plugin.
Failed again!
Code:
Convert book 1 of 1 (The Seven Talismans (v12))
Conversion options changed from defaults:
margin_bottom: 0.0
read_metadata_from_opf: '/tmp/calibre_5.40.0_tmp_wgt6kk_9/f1376ahq.opf'
minimum_line_height: 0.0
kepub_hyphenate: False
embed_all_fonts: True
remove_fake_margins: False
expand_css: True
subset_embedded_fonts: True
margin_top: 0.0
output_profile: 'tablet'
cover: '/tmp/calibre_5.40.0_tmp_wgt6kk_9/dk7d3m33.jpeg'
keep_ligatures: True
verbose: 2
Resolved conversion options
calibre version: 5.40.0
{'asciiize': False,
'author_sort': None,
'authors': None,
'base_font_size': 0.0,
'book_producer': None,
'change_justification': 'original',
'chapter': "//*[((name()='h1' or name()='h2') and re:test(., "
"'\\s*((chapter|book|section|part)\\s+)|((prolog|prologue|epilogue)(\\s+|$))', "
"'i')) or @class = 'chapter']",
'chapter_mark': 'pagebreak',
'comments': None,
'cover': '/tmp/calibre_5.40.0_tmp_wgt6kk_9/dk7d3m33.jpeg',
'debug_pipeline': None,
'dehyphenate': True,
'delete_blank_paragraphs': True,
'disable_font_rescaling': False,
'dont_split_on_page_breaks': False,
'duplicate_links_in_toc': False,
'embed_all_fonts': True,
'embed_font_family': None,
'enable_heuristics': False,
'epub_flatten': False,
'epub_inline_toc': False,
'epub_toc_at_end': False,
'epub_version': '3',
'expand_css': True,
'extra_css': None,
'extract_to': None,
'filter_css': '',
'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 0x7f815b32ba90>,
'insert_blank_line': False,
'insert_blank_line_size': 0.5,
'insert_metadata': False,
'isbn': None,
'italicize_common_cases': True,
'keep_ligatures': True,
'kepub_clean_markup': True,
'kepub_disable_hyphenation': False,
'kepub_hyphenate': False,
'kepub_hyphenate_chars': 6,
'kepub_hyphenate_chars_after': 3,
'kepub_hyphenate_chars_before': 3,
'kepub_hyphenate_limit_lines': 2,
'language': None,
'level1_toc': None,
'level2_toc': None,
'level3_toc': None,
'line_height': 0.0,
'linearize_tables': False,
'margin_bottom': 0.0,
'margin_left': 5.0,
'margin_right': 5.0,
'margin_top': 0.0,
'markup_chapter_headings': True,
'max_toc_links': 50,
'minimum_line_height': 0.0,
'no_chapters_in_toc': False,
'no_default_epub_cover': False,
'no_inline_navbars': False,
'no_svg_cover': False,
'output_profile': <calibre.customize.profiles.TabletOutput object at 0x7f815b2bc460>,
'page_breaks_before': '/',
'prefer_metadata_cover': False,
'preserve_cover_aspect_ratio': False,
'pretty_print': True,
'pubdate': None,
'publisher': None,
'rating': None,
'read_metadata_from_opf': '/tmp/calibre_5.40.0_tmp_wgt6kk_9/f1376ahq.opf',
'remove_fake_margins': False,
'remove_first_image': False,
'remove_paragraph_spacing': False,
'remove_paragraph_spacing_indent_size': 1.5,
'renumber_headings': True,
'replace_scene_breaks': '',
'search_replace': '[]',
'series': None,
'series_index': None,
'smarten_punctuation': False,
'sr1_replace': None,
'sr1_search': None,
'sr2_replace': None,
'sr2_search': None,
'sr3_replace': None,
'sr3_search': None,
'start_reading_at': None,
'subset_embedded_fonts': True,
'tags': None,
'timestamp': None,
'title': None,
'title_sort': None,
'toc_filter': None,
'toc_threshold': 6,
'toc_title': None,
'transform_css_rules': '[]',
'transform_html_rules': '[]',
'unsmarten_punctuation': False,
'unwrap_lines': True,
'use_auto_toc': False,
'verbose': 2}
Failed to initialize plugin: '/home/mikew/.config/calibre/plugins/FictionDB.zip'
Failed to initialize plugin: '/home/mikew/.config/calibre/plugins/K4PC, K4Mac, Kindle Mobi and Topaz DeDRM.zip'
Failed to initialize plugin: '/home/mikew/.config/calibre/plugins/Kindle covers (G).zip'
InputFormatPlugin: EPUB Input running
on /tmp/calibre_5.40.0_tmp_wgt6kk_9/6wccffn9.epub
Found HTML cover titlepage.xhtml
Parsing all content...
Parsing index_split_006.html ...
Parsing index_split_020.html ...
Parsing index_split_046.html ...
Parsing index_split_001.html ...
Parsing index_split_015.html ...
Parsing index_split_031.html ...
Parsing index_split_041.html ...
Parsing index_split_026.html ...
Parsing index_split_036.html ...
Parsing index_split_052.html ...
Parsing index_split_047.html ...
Parsing index_split_007.html ...
Parsing index_split_021.html ...
Parsing index_split_002.html ...
Parsing index_split_016.html ...
Parsing index_split_032.html ...
Parsing index_split_042.html ...
Parsing index_split_027.html ...
Parsing index_split_037.html ...
Parsing index_split_038.html ...
Parsing index_split_053.html ...
Parsing index_split_008.html ...
Parsing index_split_022.html ...
Parsing index_split_048.html ...
Parsing index_split_003.html ...
Parsing index_split_017.html ...
Parsing index_split_033.html ...
Parsing index_split_043.html ...
Parsing page_styles.css ...
Parsing index_split_012.html ...
Parsing index_split_028.html ...
Parsing index_split_009.html ...
Parsing index_split_023.html ...
Parsing index_split_049.html ...
Parsing index_split_004.html ...
Parsing index_split_018.html ...
Parsing index_split_034.html ...
Parsing index_split_044.html ...
Parsing stylesheet.css ...
Parsing titlepage.xhtml ...
Parsing index_split_013.html ...
Parsing index_split_029.html ...
Parsing index_split_039.html ...
Parsing index_split_010.html ...
Parsing index_split_024.html ...
Parsing index_split_050.html ...
Parsing index_split_005.html ...
Parsing index_split_019.html ...
Parsing index_split_035.html ...
Parsing index_split_045.html ...
Parsing index_split_000.html ...
Parsing index_split_014.html ...
Parsing index_split_030.html ...
Parsing index_split_040.html ...
Parsing index_split_051.html ...
Parsing index_split_011.html ...
Parsing index_split_025.html ...
Reading TOC from NCX...
Merging user specified metadata...
Detecting structure...
Flattening CSS and remapping font sizes...
Source base font size is 12.00000pt
Failed to find fonts for family: Courier not embedding
Decreased the font fonts/Droid Sans - Regular.ttf to 47.3% of its original size
Decreased the font fonts/Georgia - Bold.ttf to 24.2% of its original size
Decreased the font fonts/Droid Sans - Bold.ttf to 46.1% of its original size
Decreased the font fonts/Georgia - Regular.ttf to 37.4% of its original size
The font fonts/Georgia.ttf is unused. Removing it.
The font fonts/Georgia-Bold.ttf is unused. Removing it.
The font fonts/Georgia-Italic.ttf is unused. Removing it.
The font fonts/Georgia-Bold-Italic.ttf is unused. Removing it.
Decreased the font fonts/Alois-Heavy.ttf to 38.0% of its original size
Traceback (most recent call last):
File "runpy.py", line 194, in _run_module_as_main
File "runpy.py", line 87, in _run_code
File "site.py", line 45, in <module>
File "site.py", line 41, in main
File "calibre/utils/ipc/worker.py", line 215, in main
File "calibre/gui2/convert/gui_conversion.py", line 38, in gui_convert_override
File "calibre/gui2/convert/gui_conversion.py", line 25, in gui_convert
File "calibre/ebooks/conversion/plumber.py", line 1256, in run
File "calibre/ebooks/oeb/transforms/subset.py", line 159, in __call__
File "calibre/utils/fonts/sfnt/subset.py", line 130, in subset
File "calibre/utils/fonts/sfnt/container.py", line 52, in __init__
File "calibre/utils/fonts/sfnt/kern.py", line 21, in __init__
struct.error: unpack_from requires a buffer of at least 4 bytes for unpacking 4 bytes at offset 0 (actual buffer size is 0)