I also did try to convert it to a DOCX, and it also failed: Convert book 1 of 1 (Guide du Routard Madère 2020/21) DeDRM v7.2.1: Trying to decrypt 7ijaxcor.epub DeDRM v7.2.1: Verifying zip archive integrity DeDRM v7.2.1: “7ijaxcor.epub” is neither an Adobe Adept nor a Barnes & Noble encrypted ePub Conversion options changed from defaults: docx_page_margin_bottom: 56.0 use_auto_toc: True docx_page_margin_top: 56.0 docx_page_margin_right: 56.0 verbose: 2 docx_custom_page_size: '312x539' preserve_cover_aspect_ratio: True read_metadata_from_opf: 'C:\\Users\\XXX\\AppData\\Local\\Temp\\calibre_d9v7hsmt\\np2jr2so.opf' output_profile: 'msreader' docx_page_margin_left: 56.0 embed_font_family: 'Calibri' cover: 'C:\\Users\\XXX\\AppData\\Local\\Temp\\calibre_d9v7hsmt\\fj_mrb2l.jpeg' Resolved conversion options calibre version: 5.16.1 {'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': 'C:\\Users\\XXX\\AppData\\Local\\Temp\\calibre_d9v7hsmt\\fj_mrb2l.jpeg', 'debug_pipeline': None, 'dehyphenate': True, 'delete_blank_paragraphs': True, 'disable_font_rescaling': False, 'docx_custom_page_size': '312x539', 'docx_no_cover': False, 'docx_no_toc': False, 'docx_page_margin_bottom': 56.0, 'docx_page_margin_left': 56.0, 'docx_page_margin_right': 56.0, 'docx_page_margin_top': 56.0, 'docx_page_size': 'letter', 'duplicate_links_in_toc': False, 'embed_all_fonts': False, 'embed_font_family': 'Calibri', 'enable_heuristics': False, 'expand_css': False, 'extra_css': None, 'extract_to': None, 'filter_css': '', 'fix_indents': True, 'font_size_mapping': None, 'format_scene_breaks': True, 'html_unwrap_factor': 0.4, 'input_encoding': None, 'input_profile': , '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': 0.0, 'linearize_tables': 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_inline_navbars': False, 'output_profile': , 'page_breaks_before': '/', 'prefer_metadata_cover': False, 'preserve_cover_aspect_ratio': True, 'pretty_print': False, 'pubdate': None, 'publisher': None, 'rating': None, 'read_metadata_from_opf': 'C:\\Users\\XXX\\AppData\\Local\\Temp\\calibre_d9v7hsmt\\np2jr2so.opf', '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': '[]', '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': False, 'tags': None, 'timestamp': None, 'title': None, 'title_sort': None, 'toc_filter': None, 'toc_threshold': 6, 'transform_css_rules': '[]', 'unsmarten_punctuation': False, 'unwrap_lines': True, 'use_auto_toc': True, 'verbose': 2} Running file type plugin DeDRM failed with traceback: Traceback (most recent call last): File "calibre\customize\ui.py", line 176, in _run_filetype_plugins File "calibre_plugins.dedrm.__init__", line 644, in run File "calibre_plugins.dedrm.__init__", line 420, in ePubDecrypt calibre_plugins.dedrm.DeDRMError: DeDRM v7.2.1: Couldn't decrypt after 1.2 seconds. DRM free perhaps? DeDRM v7.2.1: Trying to decrypt 7ijaxcor.epub DeDRM v7.2.1: Verifying zip archive integrity DeDRM v7.2.1: “7ijaxcor.epub” is neither an Adobe Adept nor a Barnes & Noble encrypted ePub Running file type plugin DeDRM failed with traceback: Traceback (most recent call last): File "calibre\customize\ui.py", line 176, in _run_filetype_plugins File "calibre_plugins.dedrm.__init__", line 644, in run File "calibre_plugins.dedrm.__init__", line 420, in ePubDecrypt calibre_plugins.dedrm.DeDRMError: DeDRM v7.2.1: Couldn't decrypt after 1.2 seconds. DRM free perhaps? InputFormatPlugin: EPUB Input running on C:\Users\XXX\AppData\Local\Temp\calibre_d9v7hsmt\7ijaxcor.epub Found HTML cover OPS/pageNum-1.xhtml Parsing all content... Parsing OPS/pageNum-3.xhtml ... Parsing OPS/pageNum-128.xhtml ... Parsing OPS/pageNum-2.xhtml ... Parsing OPS/pageNum-124.xhtml ... Parsing OPS/pageNum-121.xhtml ... Parsing OPS/pageNum-5.xhtml ... Parsing OPS/pageNum-127.xhtml ... Parsing OPS/pageNum-4.xhtml ... Parsing OPS/pageNum-126.xhtml ... Parsing OPS/pageNum-7.xhtml ... Parsing OPS/pageNum-132.xhtml ... Parsing OPS/pageNum-6.xhtml ... Parsing OPS/pageNum-130.xhtml ... Parsing OPS/pageNum-11.xhtml ... Parsing OPS/pageNum-129.xhtml ... Parsing OPS/pageNum-9.xhtml ... Parsing OPS/pageNum-56.xhtml ... Parsing OPS/pageNum-120.xhtml ... Parsing OPS/pageNum-8.xhtml ... Parsing OPS/pageNum-57.xhtml ... Parsing OPS/pageNum-168.xhtml ... Parsing OPS/pageNum-10.xhtml ... Parsing OPS/pageNum-58.xhtml ... Parsing OPS/pageNum-133.xhtml ... Parsing OPS/pageNum-169.xhtml ... Parsing OPS/pageNum-13.xhtml ... Parsing OPS/pageNum-59.xhtml ... Parsing OPS/pageNum-170.xhtml ... Parsing OPS/pageNum-12.xhtml ... Parsing OPS/pageNum-60.xhtml ... Parsing OPS/pageNum-171.xhtml ... Parsing OPS/pageNum-15.xhtml ... Parsing OPS/pageNum-61.xhtml ... Parsing OPS/pageNum-172.xhtml ... Parsing OPS/pageNum-14.xhtml ... Parsing OPS/pageNum-62.xhtml ... Parsing OPS/pageNum-173.xhtml ... Parsing OPS/pageNum-17.xhtml ... Parsing OPS/pageNum-63.xhtml ... Parsing OPS/pageNum-174.xhtml ... Parsing OPS/pageNum-16.xhtml ... Parsing OPS/pageNum-64.xhtml ... Parsing OPS/pageNum-175.xhtml ... Parsing OPS/pageNum-19.xhtml ... Parsing OPS/pageNum-65.xhtml ... Parsing OPS/pageNum-176.xhtml ... Parsing OPS/pageNum-18.xhtml ... Parsing OPS/pageNum-66.xhtml ... Parsing OPS/pageNum-177.xhtml ... Parsing OPS/pageNum-21.xhtml ... Parsing OPS/pageNum-67.xhtml ... Parsing OPS/pageNum-178.xhtml ... Parsing OPS/pageNum-20.xhtml ... Parsing OPS/pageNum-68.xhtml ... Parsing OPS/pageNum-179.xhtml ... Parsing OPS/pageNum-23.xhtml ... Parsing OPS/pageNum-69.xhtml ... Parsing OPS/pageNum-180.xhtml ... Parsing OPS/pageNum-22.xhtml ... Parsing OPS/pageNum-70.xhtml ... Parsing OPS/pageNum-181.xhtml ... Parsing OPS/pageNum-24.xhtml ... Parsing OPS/pageNum-71.xhtml ... Parsing OPS/pageNum-182.xhtml ... Parsing OPS/pageNum-25.xhtml ... Parsing OPS/pageNum-72.xhtml ... Parsing OPS/pageNum-131.xhtml ... Parsing OPS/pageNum-183.xhtml ... Parsing OPS/pageNum-26.xhtml ... Parsing OPS/pageNum-73.xhtml ... Parsing OPS/pageNum-137.xhtml ... Parsing OPS/pageNum-184.xhtml ... Parsing OPS/pageNum-28.xhtml ... Parsing OPS/pageNum-74.xhtml ... Parsing OPS/pageNum-134.xhtml ... Parsing OPS/pageNum-185.xhtml ... Parsing OPS/pageNum-27.xhtml ... Parsing OPS/pageNum-75.xhtml ... Parsing OPS/pageNum-136.xhtml ... Parsing OPS/pageNum-186.xhtml ... Parsing OPS/pageNum-29.xhtml ... Parsing OPS/pageNum-76.xhtml ... Parsing OPS/pageNum-135.xhtml ... Parsing OPS/pageNum-187.xhtml ... Parsing OPS/pageNum-30.xhtml ... Parsing OPS/pageNum-77.xhtml ... Parsing OPS/pageNum-188.xhtml ... Parsing OPS/pageNum-31.xhtml ... Parsing OPS/pageNum-78.xhtml ... Parsing OPS/pageNum-189.xhtml ... Parsing OPS/pageNum-159.xhtml ... Parsing OPS/pageNum-33.xhtml ... Parsing OPS/pageNum-79.xhtml ... Parsing OPS/pageNum-190.xhtml ... Parsing OPS/pageNum-32.xhtml ... Parsing OPS/pageNum-80.xhtml ... Parsing OPS/pageNum-191.xhtml ... Parsing OPS/pageNum-161.xhtml ... Parsing OPS/pageNum-35.xhtml ... Parsing OPS/pageNum-81.xhtml ... Parsing OPS/pageNum-192.xhtml ... Parsing OPS/pageNum-34.xhtml ... Parsing OPS/pageNum-82.xhtml ... Parsing OPS/pageNum-193.xhtml ... Parsing OPS/pageNum-36.xhtml ... Parsing OPS/pageNum-83.xhtml ... Parsing OPS/pageNum-194.xhtml ... Parsing OPS/pageNum-38.xhtml ... Parsing OPS/pageNum-84.xhtml ... Parsing OPS/pageNum-195.xhtml ... Parsing OPS/pageNum-37.xhtml ... Parsing OPS/pageNum-85.xhtml ... Parsing OPS/pageNum-196.xhtml ... Parsing OPS/pageNum-39.xhtml ... Parsing OPS/pageNum-86.xhtml ... Parsing OPS/pageNum-41.xhtml ... Parsing OPS/pageNum-87.xhtml ... Parsing OPS/css/FL.css ... CSSStylesheet: Unknown @rule found. [1:1: @keyframes] CSSStylesheet: Unknown @rule found. [1:58: @-webkit-keyframes] Parsing OPS/pageNum-40.xhtml ... Parsing OPS/pageNum-88.xhtml ... Parsing OPS/pageNum-42.xhtml ... Parsing OPS/pageNum-89.xhtml ... Parsing OPS/pageNum-43.xhtml ... Parsing OPS/pageNum-90.xhtml ... Parsing OPS/pageNum-164.xhtml ... Parsing OPS/pageNum-44.xhtml ... Parsing OPS/pageNum-91.xhtml ... Parsing OPS/pageNum-166.xhtml ... Parsing OPS/pageNum-46.xhtml ... Parsing OPS/pageNum-92.xhtml ... Parsing OPS/pageNum-167.xhtml ... Parsing OPS/pageNum-45.xhtml ... Parsing OPS/pageNum-93.xhtml ... Parsing OPS/pageNum-165.xhtml ... Parsing OPS/pageNum-94.xhtml ... Parsing OPS/pageNum-160.xhtml ... Parsing OPS/pageNum-95.xhtml ... Parsing OPS/pageNum-96.xhtml ... Parsing OPS/nav.xhtml ... Parsing OPS/pageNum-47.xhtml ... Parsing OPS/pageNum-97.xhtml ... Parsing OPS/pageNum-98.xhtml ... Parsing OPS/pageNum-51.xhtml ... Parsing OPS/pageNum-99.xhtml ... Parsing OPS/pageNum-100.xhtml ... Parsing OPS/pageNum-49.xhtml ... Parsing OPS/pageNum-101.xhtml ... Parsing OPS/pageNum-102.xhtml ... Parsing OPS/pageNum-55.xhtml ... Parsing OPS/pageNum-103.xhtml ... Parsing OPS/pageNum-104.xhtml ... Parsing OPS/pageNum-1.xhtml ... Parsing OPS/pageNum-105.xhtml ... Parsing OPS/pageNum-106.xhtml ... Parsing OPS/pageNum-107.xhtml ... Parsing OPS/pageNum-108.xhtml ... Parsing OPS/pageNum-50.xhtml ... Parsing OPS/pageNum-109.xhtml ... Parsing OPS/pageNum-162.xhtml ... Parsing OPS/pageNum-52.xhtml ... Parsing OPS/pageNum-110.xhtml ... Parsing OPS/pageNum-163.xhtml ... Parsing OPS/pageNum-48.xhtml ... Parsing OPS/pageNum-111.xhtml ... Parsing OPS/pageNum-138.xhtml ... Parsing OPS/pageNum-54.xhtml ... Parsing OPS/pageNum-112.xhtml ... Parsing OPS/pageNum-139.xhtml ... Parsing OPS/pageNum-113.xhtml ... Parsing OPS/pageNum-140.xhtml ... Parsing OPS/pageNum-114.xhtml ... Parsing OPS/pageNum-141.xhtml ... Parsing OPS/pageNum-53.xhtml ... Parsing OPS/pageNum-115.xhtml ... Parsing OPS/pageNum-142.xhtml ... Parsing OPS/pageNum-116.xhtml ... Parsing OPS/pageNum-143.xhtml ... Parsing OPS/pageNum-117.xhtml ... Parsing OPS/pageNum-144.xhtml ... Parsing OPS/pageNum-145.xhtml ... Parsing OPS/pageNum-123.xhtml ... Parsing OPS/pageNum-146.xhtml ... Parsing OPS/pageNum-147.xhtml ... Parsing OPS/pageNum-125.xhtml ... Parsing OPS/pageNum-148.xhtml ... Parsing OPS/pageNum-149.xhtml ... Parsing OPS/pageNum-150.xhtml ... Parsing OPS/pageNum-151.xhtml ... Parsing OPS/pageNum-152.xhtml ... Parsing OPS/pageNum-153.xhtml ... Parsing OPS/pageNum-154.xhtml ... Parsing OPS/pageNum-155.xhtml ... Parsing OPS/pageNum-119.xhtml ... Parsing OPS/pageNum-156.xhtml ... Parsing OPS/pageNum-157.xhtml ... Parsing OPS/pageNum-118.xhtml ... Parsing OPS/pageNum-158.xhtml ... Parsing OPS/pageNum-122.xhtml ... Referenced file 'js/kobo.js' not found Reading TOC from NCX... Merging user specified metadata... Detecting structure... Maximum TOC links reached, stopping. Auto generated TOC with 50 entries. Flattening CSS and remapping font sizes... Embedding font: Calibri Property: Unknown Property name. [1:37: panose-1] Property: Unknown Property name. [1:37: panose-1] Property: Unknown Property name. [1:37: panose-1] Property: Unknown Property name. [1:37: panose-1] Source base font size is 30.16800pt Removing fake margins... Found 195 items of level: div_1 Found 585 items of level: div_2 Found 195 items of level: div_3 Found 195 items of level: div_4 Found 195 items of level: div_5 Found 14237 items of level: div_6 Found 48 items of level: div_7 div_1 left margin stats: Counter({'': 195}) div_1 right margin stats: Counter({'': 195}) div_2 left margin stats: Counter({'': 187}) div_2 right margin stats: Counter({'': 187}) div_3 left margin stats: Counter({'': 195}) div_3 right margin stats: Counter({'': 195}) div_4 left margin stats: Counter({'0': 195}) div_4 right margin stats: Counter({'0': 195}) div_5 left margin stats: Counter({'0': 195}) div_5 right margin stats: Counter({'0': 195}) div_6 left margin stats: Counter({'': 14233, '0': 4}) div_6 right margin stats: Counter({'': 14233, '0': 4}) div_7 left margin stats: Counter({'': 48}) div_7 right margin stats: Counter({'': 48}) Cleaning up manifest... Trimming unused files from manifest... Trimming 'OPS/images/backarrow.png' from manifest Trimming 'OPS/nav.xhtml' from manifest Trimming 'OPS/images/img-1-1.jpg' from manifest Trimming 'OPS/toc.ncx' from manifest Trimming 'OPS/pageNum-1.xhtml' from manifest Creating DOCX Output... Rasterizing SVG images... Processing OPS/pageNum-2.xhtml Processing OPS/pageNum-3.xhtml Processing OPS/pageNum-4.xhtml Processing OPS/pageNum-5.xhtml Processing OPS/pageNum-6.xhtml Processing OPS/pageNum-7.xhtml Processing OPS/pageNum-8.xhtml Processing OPS/pageNum-9.xhtml Processing OPS/pageNum-10.xhtml Processing OPS/pageNum-11.xhtml Processing OPS/pageNum-12.xhtml Processing OPS/pageNum-13.xhtml Processing OPS/pageNum-14.xhtml Processing OPS/pageNum-15.xhtml Processing OPS/pageNum-16.xhtml 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 82, in File "site.py", line 77, in main File "site.py", line 49, in run_entry_point File "calibre\utils\ipc\worker.py", line 216, in main File "calibre\gui2\convert\gui_conversion.py", line 41, in gui_convert_override File "calibre\gui2\convert\gui_conversion.py", line 28, in gui_convert File "calibre\ebooks\conversion\plumber.py", line 1271, in run File "calibre\ebooks\conversion\plugins\docx_output.py", line 89, in convert File "calibre\ebooks\docx\writer\from_html.py", line 441, in __call__ File "calibre\ebooks\docx\writer\from_html.py", line 483, in process_item File "calibre\ebooks\docx\writer\from_html.py", line 534, in process_tag File "calibre\ebooks\docx\writer\from_html.py", line 534, in process_tag File "calibre\ebooks\docx\writer\from_html.py", line 534, in process_tag [Previous line repeated 3 more times] File "calibre\ebooks\docx\writer\from_html.py", line 510, in process_tag File "calibre\ebooks\docx\writer\from_html.py", line 598, in add_inline_tag File "calibre\ebooks\docx\writer\images.py", line 75, in add_image File "calibre\ebooks\docx\writer\images.py", line 54, in read_image File "calibre\ebooks\oeb\base.py", line 1027, in data File "calibre\ebooks\oeb\base.py", line 580, in read FileNotFoundError: [Errno 2] No such file or directory: 'C:\\Users\\XXX\\AppData\\Local\\Temp\\calibre_d9v7hsmt\\frjnzfj9_plumber\\OPS/images/img-16-1.jpg'