[Jack_750]

Originally Posted by kovidgoyal

that was a bug in 5.31.0 fixed in 5.31.1

I have last version of Calibre. I wish convert my file from epub and send it to my kindle paperwhite, an error appeared:

Spoiler:

calibre, version 5.31.1 (win32, embedded-python: True)
Errore di conversione: Non riuscita: Converti libro 1 di 1 (Il cacciatore di aquiloni)

Converti libro 1 di 1 **********
Failed to initialize plugin: 'C:\\Users\\GA\\AppData\\Roaming\\calibre\\plugins \\ANOBII.zip'
Failed to initialize plugin: 'C:\\Users\\GA\\AppData\\Roaming\\calibre\\plugins \\DeDRM.zip'
Failed to initialize plugin: 'C:\\Users\\GA\\AppData\\Roaming\\calibre\\plugins \\INMONDADORI.zip'
Conversion options changed from defaults:
output_profile: 'generic_eink'
cover: 'C:\\Users\\GA\\AppData\\Local\\Temp\\calibre_x6lc ba25\\mfiqa8sf.jpeg'
verbose: 2
read_metadata_from_opf: 'C:\\Users\\GA\\AppData\\Local\\Temp\\calibre_x6lc ba25\\sdxu9giz.opf'
Resolved conversion options
calibre version: 5.31.1
{'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|p rologue|epilogue)(\\s+|$))', "
"'i')) or @class = 'chapter']",
'chapter_mark': 'pagebreak',
'comments': None,
'cover': 'C:\\Users\\GA\\AppData\\Local\\Temp\\calibre_x6lc ba25\\mfiqa8sf.jpeg',
'debug_pipeline': None,
'dehyphenate': True,
'delete_blank_paragraphs': True,
'disable_font_rescaling': False,
'dont_compress': False,
'duplicate_links_in_toc': False,
'embed_all_fonts': False,
'embed_font_family': None,
'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': <calibre.customize.profiles.InputProfile object at 0x07C6BF70>,
'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,
'mobi_toc_at_start': False,
'no_chapters_in_toc': False,
'no_inline_navbars': False,
'no_inline_toc': False,
'output_profile': <calibre.customize.profiles.GenericEink object at 0x07C76100>,
'page_breaks_before': '/',
'prefer_author_sort': False,
'prefer_metadata_cover': False,
'pretty_print': False,
'pubdate': None,
'publisher': None,
'rating': None,
'read_metadata_from_opf': 'C:\\Users\\GA\\AppData\\Local\\Temp\\calibre_x6lc ba25\\sdxu9giz.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,
'share_not_sync': False,
'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,
'toc_title': None,
'transform_css_rules': '[]',
'unsmarten_punctuation': False,
'unwrap_lines': True,
'use_auto_toc': False,
'verbose': 2}
InputFormatPlugin: EPUB Input running
on C:\Users\GA\AppData\Local\Temp\calibre_x6lcba25\1c 0adua4.epub
EPUB appears to be invalid ZIP file, trying a more forgiving ZIP parser
Traceback (most recent call last):
File "calibre\ebooks\conversion\plugins\epub_input. py", line 259, in convert
File "calibre\utils\zipfile.py", line 774, in __init__
File "calibre\utils\zipfile.py", line 809, in _GetContents
File "calibre\utils\zipfile.py", line 824, in _RealGetContents
calibre.utils.zipfile.BadZipfile: File is not a zip file

Traceback (most recent call last):
File "calibre\ebooks\conversion\plugins\epub_input. py", line 259, in convert
File "calibre\utils\zipfile.py", line 774, in __init__
File "calibre\utils\zipfile.py", line 809, in _GetContents
File "calibre\utils\zipfile.py", line 824, in _RealGetContents
calibre.utils.zipfile.BadZipfile: File is not a zip file

During handling of the above exception, another exception occurred:

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 <module>
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 1105, in run
File "calibre\customize\conversion.py", line 244, in __call__
File "calibre\ebooks\conversion\plugins\epub_input. py", line 266, in convert
File "calibre\utils\localunzip.py", line 253, in extractall
File "calibre\utils\localunzip.py", line 235, in _extractall
File "calibre\utils\localunzip.py", line 178, in copy_compressed_file
ValueError: Invalid ZIP file, local header is damaged