Calibre is stuck converting this book

Convert book 1 of 1 (Mine, All Mine)
Failed to initialize plugin: Kindle and Mobipocket DeDRM (0, 4, 18)
Failed to initialize plugin: u'C:\\Users\\Debra\\AppData\\Roaming\\calibre\\plu gins\\Kindle and Mobipocket DeDRM.zip'
Resolved conversion options
calibre version: 0.9.16
{'asciiize': False,
'author_sort': None,
'authors': None,
'base_font_size': 0.0,
'book_producer': None,
'change_justification': u'original',
'chapter': u"//*[((name()='h1' or name()='h2') and re:test(., 'chapter|book|section|part|prologue|epilogue\\s+', 'i')) or @class = 'chapter']",
'chapter_mark': u'pagebreak',
'comments': None,
'cover': u'C:\\Users\\Debra\\AppData\\Local\\Temp\\calibre_ 0.9.16_tmp_k8mk8f\\k8wl45.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_font_family': None,
'enable_heuristics': True,
'epub_flatten': False,
'extra_css': None,
'extract_to': None,
'filter_css': u'',
'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 0x0000000004CEB160>,
'insert_blank_line': False,
'insert_blank_line_size': 0.5,
'insert_metadata': True,
'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_default_epub_cover': False,
'no_inline_navbars': False,
'no_svg_cover': False,
'output_profile': <calibre.customize.profiles.KindleOutput object at 0x0000000004CEB710>,
'page_breaks_before': u"//*[name()='h1' or name()='h2']",
'prefer_metadata_cover': False,
'preserve_cover_aspect_ratio': False,
'pretty_print': True,
'pubdate': None,
'publisher': None,
'rating': None,
'read_metadata_from_opf': u'C:\\Users\\Debra\\AppData\\Local\\Temp\\calibre_ 0.9.16_tmp_k8mk8f\\qas6rb.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': u'',
'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,
'unsmarten_punctuation': False,
'unwrap_lines': True,
'use_auto_toc': False,
'verbose': 2}
InputFormatPlugin: MOBI Input running
on C:\Users\Debra\AppData\Local\Temp\calibre_0.9.16_t mp_k8mk8f\ouzsz_.azw3
Found KF8 MOBI of type 'standalone'
Extracting text...
KF8 has no metadata Table of Contents
Parsing all content...
Parsing styles/0001.css ...
Parsing text/part0000.html ...
********* Heuristic processing HTML *********
replaced 1352 nbsp indents with inline styles
There are 231 blank lines. 0.112682926829 percent blank
minimum chapters required are: 8
found 34 pre-existing headings
Total wordcount is: 54401, Average words per section is: 1600, Marked up 34 chapters
Hard line breaks check returned False
Median line length is 291, calculated with html format
Fixing hyphenated content
Formatting scene breaks