error failed: convert book 1 of 1, multiple repeat

[sweetaphibear]

Not really sure what is going on with this but it started after I upgraded to v0.6.37. It is happening on several books. Please help.

ERROR: Conversion Error: <b>Failed</b>: Convert book 1 of 1 (Operation Love)

Convert book 1 of 1 (Operation Love) Resolved conversion options {'asciiize': False,

'author_sort': None, 'authors': None, 'base_font_size': 0.0, 'book_producer': None, 'chapter': u"*[((name()='h1' or name()='h2') and re:test(., 'chapter|book|section|part
s+', 'i')) or @class = 'chapter']", 'chapter_mark': u'pagebreak', 'comments': None, 'cover': 'c:
users
melody
appdata
local
temp
calibre_0.6.37_fhwluo.jpeg', 'debug_pipeline': None, 'disable_font_rescaling': False, 'dont_justify': False, 'dont_split_on_page_breaks': False, 'extra_css': None, 'extract_to': None, 'flow_size': 260, 'font_size_mapping': None, 'footer_regex': u'(?i)(?<=<hr>)((
s*<a name=
d+></a>((<img.+?>)*<br>
s*)?
d+<br>
s*.*?
s*)|(
s*<a name=
d+></a>((<img.+?>)*<br>
s*)?.*?<br>
s*
d+))(?=<br>)', 'header_regex': u'(?i)(?<=<hr>)((
s*<a name=
d+></a>((<img.+?>)*<br>
s*)?
d+<br>
s*.*?
s*)|(
s*<a name=
d+></a>((<img.+?>)*<br>
s*)?.*?<br>
s*
d+))(?=<br>)', 'input_encoding': None, 'input_profile': <calibre.customize.profiles.Input Profile? object at 0x04C0DB30>, 'insert_blank_line': False, 'insert_metadata': False, 'isbn': None, '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, 'max_toc_links': 50, 'no_chapters_in_toc': False, 'no_default_epub_cover': False, 'no_inline_navbars': False, 'output_profile': <calibre.customize.profiles.Sony Reader Output? object at 0x04C0DD10>, 'page_breaks_before': u'/', 'prefer_metadata_cover': True, 'preprocess_html': False, 'pretty_print': True, 'print_formatted_paras': False, 'publisher': None, 'rating': None, 'read_metadata_from_opf': 'c:
users
melody
appdata
local
temp
calibre_0.6.37_rjzor7.opf', 'remove_first_image': False, 'remove_footer': False, 'remove_header': False, 'remove_paragraph_spacing': False, 'remove_paragraph_spacing_indent_size': 1.5, 'series': None, 'series_index': None, 'single_line_paras': False, 'tags': None, 'title': None, 'title_sort': None, 'toc_filter': None, 'toc_threshold': 6, 'use_auto_toc': False, 'verbose': 2}

Input Format Plugin?: PDB Input running on C:\Users\Melody\Calibre Library\Alyssa Brooks_ Melissa Schroeder_ Karen\Operation Love (12)\Operation Love - Alyssa Brooks_ Melissa Schroeder_ Karen.pdb Detected ebook format as: eReader with identity: PNRdPPrs 132 byte header version found. Extracting text page 1 Extracting text page 2 Extracting text page 3 Extracting text page 4 Extracting text page 5 Extracting text page 6 Extracting text page 7 Extracting text page 8 Extracting text page 9 Extracting text page 10 Extracting text page 11 Extracting text page 12 Extracting text page 13 Extracting text page 14 Extracting text page 15 Extracting text page 16 Extracting text page 17 Extracting text page 18 Extracting text page 19 Extracting text page 20 Extracting text page 21 Extracting text page 22 Extracting text page 23 Extracting text page 24 Extracting text page 25 Extracting text page 26 Extracting text page 27 Extracting text page 28 Extracting text page 29 Extracting text page 30 Extracting text page 31 Extracting text page 32 Extracting text page 33 Extracting text page 34 Extracting text page 35 Extracting text page 36 Extracting text page 37 Extracting text page 38 Extracting text page 39 Extracting text page 40 Extracting text page 41 Extracting text page 42 Extracting text page 43 Extracting text page 44 Extracting text page 45 Extracting text page 46 Extracting text page 47 Extracting text page 48 Extracting text page 49 Extracting text page 50 Extracting text page 51 Extracting text page 52 Python function terminated unexpectedly

multiple repeat (Error Code: 1)

Traceback (most recent call last):

File "site.py", line 103, in main File "site.py", line 85, in run_entry_point File "site-packages\calibre\utils\ipc\worker.py", line 99, in main File "site-packages\calibre\gui2\convert\gui_conversion.py", line 24, in gui_convert File "site-packages\calibre\ebooks\conversion\plumber.py", line 745, in run File "site-packages\calibre\customize\conversion.py", line 211, in call File "site-packages\calibre\ebooks\pdb\input.py", line 44, in convert File "site-packages\calibre\ebooks\pdb\ereader\reader.py", line 29, in extract_content File "site-packages\calibre\ebooks\pdb\ereader\reader132.py", line 123, in extract_content File "site-packages\calibre\ebooks\pml\pmlconverter.py", line 604, in pml_to_html File "site-packages\calibre\ebooks\pml\pmlconverter.py", line 498, in parse_pml File "site-packages\calibre\ebooks\pml\pmlconverter.py", line 174, in prepare_pml File "re.py", line 151, in sub File "site-packages\calibre\ebooks\pml\pmlconverter.py", line 174, in <lambda> File "site-packages\calibre\ebooks\pml\pmlconverter.py", line 185, in strip_pml File "re.py", line 151, in sub File "re.py", line 245, in _compile

sre_constants.error: multiple repeat

[john]

Update to the latest version.