Build Failed!

22 Dec 2025 13:06:24
Configuration
{'html_theme': 'sphinx_rtd_theme'}
Traceback
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/runpy.py", line 196, in _run_module_as_main
  return _run_code(code, main_globals, None,
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/runpy.py", line 86, in _run_code
  exec(code, run_globals)
File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/src/generate_sample_sites.py", line 101, in <module>
  asyncio.run(main())
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/asyncio/runners.py", line 44, in run
  return loop.run_until_complete(main)
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/asyncio/base_events.py", line 636, in run_until_complete
  self.run_forever()
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/asyncio/base_events.py", line 603, in run_forever
  self._run_once()
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/asyncio/base_events.py", line 1909, in _run_once
  handle._run()
File "/home/docs/.asdf/installs/python/3.10.17/lib/python3.10/asyncio/events.py", line 80, in _run
  self._context.run(self._callback, *self._args)
File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/src/output.py", line 21, in sem_task
  return await task
File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/src/generate_sample_sites.py", line 84, in generate_site
  (destination_path / "index.html").write_text(get_error_page(theme, e))
File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/src/generate_sample_sites.py", line 23, in get_error_page
  traceback=textwrap.dedent("".join(traceback.format_stack())),
Output
======================================== stdout ========================================
Running Sphinx v8.1.3
loading translations [en]... locale_dir /home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/sample-docs/locales/en/LC_MESSAGES does not exist
locale_dir /home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/sample-docs/locales/en/LC_MESSAGES does not exist
done
making output directory... done
locale_dir /home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/sample-docs/locales/en/LC_MESSAGES does not exist
locale_dir /home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/sample-docs/locales/en/LC_MESSAGES does not exist
building [mo]: targets for 0 po files that are out of date
writing output... 
building [dirhtml]: targets for 18 source files that are out of date
updating environment: locale_dir /home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/sample-docs/locales/en/LC_MESSAGES does not exist
[new config] 18 added, 0 changed, 0 removed
reading sources... [  6%] index

======================================== stderr ========================================

Traceback (most recent call last):
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 299, in next_line
    self.line = self.input_lines[self.line_offset]
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 1136, in __getitem__
    return self.data[i]
IndexError: list index out of range

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 226, in run
    self.next_line()
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 302, in next_line
    raise EOFError
EOFError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/cmd/build.py", line 514, in build_main
    app.build(args.force_all, args.filenames)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/application.py", line 381, in build
    self.builder.build_update()
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/builders/__init__.py", line 358, in build_update
    self.build(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/builders/__init__.py", line 385, in build
    updated_docnames = set(self.read())
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/builders/__init__.py", line 502, in read
    self._read_serial(docnames)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/builders/__init__.py", line 567, in _read_serial
    self.read_doc(docname)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/builders/__init__.py", line 630, in read_doc
    publisher.publish()
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/core.py", line 234, in publish
    self.document = self.reader.read(self.source, self.parser,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/io.py", line 106, in read
    self.parse()
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/readers/__init__.py", line 76, in parse
    self.parser.parse(self.input, document)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/parsers.py", line 85, in parse
    self.statemachine.run(inputlines, document, inliner=self.inliner)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 169, in run
    results = StateMachineWS.run(self, input_lines, input_offset,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 233, in run
    context, next_state, result = self.check_line(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 445, in check_line
    return method(match, context, next_state)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2359, in explicit_markup
    self.explicit_list(blank_finish)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2384, in explicit_list
    newline_offset, blank_finish = self.nested_list_parse(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 316, in nested_list_parse
    state_machine.run(block, input_offset, memo=self.memo,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 195, in run
    results = StateMachineWS.run(self, input_lines, input_offset)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 233, in run
    context, next_state, result = self.check_line(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 445, in check_line
    return method(match, context, next_state)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2662, in explicit_markup
    nodelist, blank_finish = self.explicit_construct(match)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2369, in explicit_construct
    return method(self, expmatch)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2061, in substitution_def
    new_abs_offset, blank_finish = self.nested_list_parse(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 316, in nested_list_parse
    state_machine.run(block, input_offset, memo=self.memo,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 195, in run
    results = StateMachineWS.run(self, input_lines, input_offset)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 233, in run
    context, next_state, result = self.check_line(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 445, in check_line
    return method(match, context, next_state)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2690, in embedded_directive
    nodelist, blank_finish = self.directive(match,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2106, in directive
    return self.run_directive(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2156, in run_directive
    result = directive_instance.run()
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/directives/misc.py", line 321, in run
    self.state.nested_parse(self.content, self.content_offset,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 279, in nested_parse
    state_machine.run(block, input_offset, memo=self.memo,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 195, in run
    results = StateMachineWS.run(self, input_lines, input_offset)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/statemachine.py", line 239, in run
    result = state.eof(context)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2727, in eof
    self.blank(None, context, None)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 2718, in blank
    paragraph, literalnext = self.paragraph(
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 416, in paragraph
    textnodes, messages = self.inline_text(text, lineno)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 425, in inline_text
    nodes, messages = self.inliner.parse(text, lineno,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 649, in parse
    before, inlines, remaining, sysmessages = method(self, match,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 792, in interpreted_or_phrase_ref
    nodelist, messages = self.interpreted(rawsource, escaped, role,
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/docutils/parsers/rst/states.py", line 889, in interpreted
    nodes, messages2 = role_fn(role, rawsource, text, lineno, self)
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/ext/extlinks.py", line 109, in role
    title = caption % part
TypeError: not all arguments converted during string formatting

Exception occurred:
  File "/home/docs/checkouts/readthedocs.org/user_builds/sphinx-themes/checkouts/latest/build/sphinx-rtd-theme/lib/python3.10/site-packages/sphinx/ext/extlinks.py", line 109, in role
    title = caption % part
TypeError: not all arguments converted during string formatting
The full traceback has been saved in /tmp/sphinx-err-_zjhxu7p.log, if you want to report the issue to the developers.
Please also report this if it was a user error, so that a better error message can be provided next time.
A bug report can be filed in the tracker at <https://github.com/sphinx-doc/sphinx/issues>. Thanks!