Read the Docs build information Build id: 518299 Project: mdolab-mach-aero Version: latest Commit: f00fc80c30a058277c0801cba9557d05a7f6a121 Date: 2020-12-28T20:20:50.298313Z State: finished Success: False [rtd-command-info] start-time: 2020-12-28T20:20:51.766621Z, end-time: 2020-12-28T20:20:53.360538Z, duration: 1, exit-code: 0 git clone --no-single-branch --depth 50 https://github.com/mdolab/MACH-Aero.git . Cloning into '.'... [rtd-command-info] start-time: 2020-12-28T20:20:54.334477Z, end-time: 2020-12-28T20:20:54.462737Z, duration: 0, exit-code: 0 git checkout --force origin/master Note: checking out 'origin/master'. You are in 'detached HEAD' state. You can look around, make experimental changes and commit them, and you can discard any commits you make in this state without impacting any branches by performing another checkout. If you want to create a new branch to retain commits you create, you may do so (now or later) by using -b with the checkout command again. Example: git checkout -b HEAD is now at f00fc80 removed version requirement for sphinx bibtex extension [rtd-command-info] start-time: 2020-12-28T20:20:54.747741Z, end-time: 2020-12-28T20:20:54.799606Z, duration: 0, exit-code: 0 git clean -d -f -f [rtd-command-info] start-time: 2020-12-28T20:20:56.347634Z, end-time: 2020-12-28T20:21:00.426286Z, duration: 4, exit-code: 0 python3.7 -mvirtualenv Using base prefix '/home/docs/.pyenv/versions/3.7.9' New python executable in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/bin/python3.7 Also creating executable in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/bin/python Installing setuptools, pip, wheel... done. [rtd-command-info] start-time: 2020-12-28T20:21:00.557831Z, end-time: 2020-12-28T20:21:02.117681Z, duration: 1, exit-code: 0 python -m pip install --upgrade --no-cache-dir pip Requirement already satisfied: pip in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (20.3.3) [rtd-command-info] start-time: 2020-12-28T20:21:02.273520Z, end-time: 2020-12-28T20:21:11.265157Z, duration: 8, exit-code: 0 python -m pip install --upgrade --no-cache-dir setuptools==41.0.1 docutils==0.14 mock==1.0.1 pillow==5.4.1 alabaster>=0.7,<0.8,!=0.7.5 six commonmark==0.8.1 recommonmark==0.5.0 sphinx<2 sphinx-rtd-theme<0.5 readthedocs-sphinx-ext<2.2 Collecting commonmark==0.8.1 Downloading commonmark-0.8.1-py2.py3-none-any.whl (47 kB) Collecting docutils==0.14 Downloading docutils-0.14-py3-none-any.whl (543 kB) Collecting mock==1.0.1 Downloading mock-1.0.1.zip (861 kB) Collecting pillow==5.4.1 Downloading Pillow-5.4.1-cp37-cp37m-manylinux1_x86_64.whl (2.0 MB) Collecting recommonmark==0.5.0 Downloading recommonmark-0.5.0-py2.py3-none-any.whl (9.8 kB) Collecting alabaster!=0.7.5,<0.8,>=0.7 Downloading alabaster-0.7.12-py2.py3-none-any.whl (14 kB) Collecting readthedocs-sphinx-ext<2.2 Downloading readthedocs_sphinx_ext-2.1.1-py2.py3-none-any.whl (13 kB) Collecting sphinx<2 Downloading Sphinx-1.8.5-py2.py3-none-any.whl (3.1 MB) Collecting six Downloading six-1.15.0-py2.py3-none-any.whl (10 kB) Collecting sphinx-rtd-theme<0.5 Downloading sphinx_rtd_theme-0.4.3-py2.py3-none-any.whl (6.4 MB) Collecting babel!=2.0,>=1.3 Downloading Babel-2.9.0-py2.py3-none-any.whl (8.8 MB) Collecting Jinja2>=2.9 Downloading Jinja2-2.11.2-py2.py3-none-any.whl (125 kB) Collecting MarkupSafe>=0.23 Downloading MarkupSafe-1.1.1-cp37-cp37m-manylinux1_x86_64.whl (27 kB) Collecting Pygments>=2.0 Downloading Pygments-2.7.3-py3-none-any.whl (950 kB) Collecting pytz>=2015.7 Downloading pytz-2020.5-py2.py3-none-any.whl (510 kB) Collecting requests Downloading requests-2.25.1-py2.py3-none-any.whl (61 kB) Collecting certifi>=2017.4.17 Downloading certifi-2020.12.5-py2.py3-none-any.whl (147 kB) Collecting chardet<5,>=3.0.2 Downloading chardet-4.0.0-py2.py3-none-any.whl (178 kB) Collecting idna<3,>=2.5 Downloading idna-2.10-py2.py3-none-any.whl (58 kB) Collecting snowballstemmer>=1.1 Downloading snowballstemmer-2.0.0-py2.py3-none-any.whl (97 kB) Collecting urllib3<1.27,>=1.21.1 Downloading urllib3-1.26.2-py2.py3-none-any.whl (136 kB) Collecting future Downloading future-0.18.2.tar.gz (829 kB) Collecting imagesize Downloading imagesize-1.2.0-py2.py3-none-any.whl (4.8 kB) Collecting packaging Downloading packaging-20.8-py2.py3-none-any.whl (39 kB) Collecting pyparsing>=2.0.2 Downloading pyparsing-2.4.7-py2.py3-none-any.whl (67 kB) Collecting sphinxcontrib-websupport Downloading sphinxcontrib_websupport-1.2.4-py2.py3-none-any.whl (39 kB) Collecting sphinxcontrib-serializinghtml Downloading sphinxcontrib_serializinghtml-1.1.4-py2.py3-none-any.whl (89 kB) Collecting setuptools==41.0.1 Downloading setuptools-41.0.1-py2.py3-none-any.whl (575 kB) Building wheels for collected packages: mock, future Building wheel for mock (setup.py): started Building wheel for mock (setup.py): finished with status 'done' Created wheel for mock: filename=mock-1.0.1-py3-none-any.whl size=23755 sha256=ceff2d1eb5e0947bae479d248ac2dd247cb849c6f2e15aba18386e2b41bd9b70 Stored in directory: /tmp/pip-ephem-wheel-cache-ifeuo2bd/wheels/7a/94/b1/0fdc5339a5bd487a5cc15421ec200d9ba3e2aa7190e4a727f1 Building wheel for future (setup.py): started Building wheel for future (setup.py): finished with status 'done' Created wheel for future: filename=future-0.18.2-py3-none-any.whl size=491059 sha256=2d143cf7977d2270ebb6e3c1c06355da61130fc1f1bf520700d790da19d4656d Stored in directory: /tmp/pip-ephem-wheel-cache-ifeuo2bd/wheels/56/b0/fe/4410d17b32f1f0c3cf54cdfb2bc04d7b4b8f4ae377e2229ba0 Successfully built mock future Installing collected packages: urllib3, sphinxcontrib-serializinghtml, pytz, pyparsing, MarkupSafe, idna, chardet, certifi, sphinxcontrib-websupport, snowballstemmer, six, setuptools, requests, Pygments, packaging, Jinja2, imagesize, future, docutils, babel, alabaster, sphinx, commonmark, sphinx-rtd-theme, recommonmark, readthedocs-sphinx-ext, pillow, mock Attempting uninstall: setuptools Found existing installation: setuptools 51.1.0 Uninstalling setuptools-51.1.0: Successfully uninstalled setuptools-51.1.0 Successfully installed Jinja2-2.11.2 MarkupSafe-1.1.1 Pygments-2.7.3 alabaster-0.7.12 babel-2.9.0 certifi-2020.12.5 chardet-4.0.0 commonmark-0.8.1 docutils-0.14 future-0.18.2 idna-2.10 imagesize-1.2.0 mock-1.0.1 packaging-20.8 pillow-5.4.1 pyparsing-2.4.7 pytz-2020.5 readthedocs-sphinx-ext-2.1.1 recommonmark-0.5.0 requests-2.25.1 setuptools-41.0.1 six-1.15.0 snowballstemmer-2.0.0 sphinx-1.8.5 sphinx-rtd-theme-0.4.3 sphinxcontrib-serializinghtml-1.1.4 sphinxcontrib-websupport-1.2.4 urllib3-1.26.2 [rtd-command-info] start-time: 2020-12-28T20:21:11.423968Z, end-time: 2020-12-28T20:21:15.089434Z, duration: 3, exit-code: 0 python -m pip install --exists-action=w --no-cache-dir -r requirements.txt Collecting sphinx_mdolab_theme Downloading sphinx_mdolab_theme-0.2.0-py3-none-any.whl (5.9 kB) Requirement already satisfied: sphinx in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx_mdolab_theme->-r requirements.txt (line 2)) (1.8.5) Requirement already satisfied: sphinx-rtd-theme in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx_mdolab_theme->-r requirements.txt (line 2)) (0.4.3) Collecting sphinxcontrib-bibtex Downloading sphinxcontrib_bibtex-2.1.0-py3-none-any.whl (18 kB) Requirement already satisfied: docutils>=0.8 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinxcontrib-bibtex->-r requirements.txt (line 1)) (0.14) Collecting pybtex>=0.20 Downloading pybtex-0.23.0-py2.py3-none-any.whl (279 kB) Requirement already satisfied: six in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from pybtex>=0.20->sphinxcontrib-bibtex->-r requirements.txt (line 1)) (1.15.0) Collecting latexcodec>=1.0.4 Downloading latexcodec-2.0.1-py2.py3-none-any.whl (18 kB) Collecting pybtex-docutils>=0.2.2 Downloading pybtex_docutils-0.2.2-py2.py3-none-any.whl (4.6 kB) Collecting pyyaml Downloading PyYAML-5.3.1.tar.gz (269 kB) Collecting sphinx Downloading Sphinx-3.4.1-py3-none-any.whl (2.9 MB) Requirement already satisfied: Jinja2>=2.3 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.11.2) Requirement already satisfied: requests>=2.5.0 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.25.1) Requirement already satisfied: alabaster<0.8,>=0.7 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (0.7.12) Requirement already satisfied: setuptools in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (41.0.1) Requirement already satisfied: packaging in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (20.8) Requirement already satisfied: sphinxcontrib-serializinghtml in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (1.1.4) Requirement already satisfied: snowballstemmer>=1.1 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.0.0) Requirement already satisfied: imagesize in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (1.2.0) Requirement already satisfied: babel>=1.3 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.9.0) Requirement already satisfied: Pygments>=2.0 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.7.3) Requirement already satisfied: pytz>=2015.7 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from babel>=1.3->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2020.5) Requirement already satisfied: MarkupSafe>=0.23 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from Jinja2>=2.3->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (1.1.1) Requirement already satisfied: urllib3<1.27,>=1.21.1 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from requests>=2.5.0->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (1.26.2) Requirement already satisfied: idna<3,>=2.5 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from requests>=2.5.0->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.10) Requirement already satisfied: chardet<5,>=3.0.2 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from requests>=2.5.0->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (4.0.0) Requirement already satisfied: certifi>=2017.4.17 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from requests>=2.5.0->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2020.12.5) Requirement already satisfied: pyparsing>=2.0.2 in /home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages (from packaging->sphinx->sphinx_mdolab_theme->-r requirements.txt (line 2)) (2.4.7) Collecting sphinxcontrib-applehelp Downloading sphinxcontrib_applehelp-1.0.2-py2.py3-none-any.whl (121 kB) Collecting sphinxcontrib-devhelp Downloading sphinxcontrib_devhelp-1.0.2-py2.py3-none-any.whl (84 kB) Collecting sphinxcontrib-htmlhelp Downloading sphinxcontrib_htmlhelp-1.0.3-py2.py3-none-any.whl (96 kB) Collecting sphinxcontrib-jsmath Downloading sphinxcontrib_jsmath-1.0.1-py2.py3-none-any.whl (5.1 kB) Collecting sphinxcontrib-qthelp Downloading sphinxcontrib_qthelp-1.0.3-py2.py3-none-any.whl (90 kB) Building wheels for collected packages: pyyaml Building wheel for pyyaml (setup.py): started Building wheel for pyyaml (setup.py): finished with status 'done' Created wheel for pyyaml: filename=PyYAML-5.3.1-cp37-cp37m-linux_x86_64.whl size=44620 sha256=a4874d318081b754ede22c480339120669a9cea5332c706020fe5508527da834 Stored in directory: /tmp/pip-ephem-wheel-cache-hboim7vj/wheels/5e/03/1e/e1e954795d6f35dfc7b637fe2277bff021303bd9570ecea653 Successfully built pyyaml Installing collected packages: sphinxcontrib-qthelp, sphinxcontrib-jsmath, sphinxcontrib-htmlhelp, sphinxcontrib-devhelp, sphinxcontrib-applehelp, pyyaml, latexcodec, sphinx, pybtex, pybtex-docutils, sphinxcontrib-bibtex, sphinx-mdolab-theme Attempting uninstall: sphinx Found existing installation: Sphinx 1.8.5 Uninstalling Sphinx-1.8.5: Successfully uninstalled Sphinx-1.8.5 Successfully installed latexcodec-2.0.1 pybtex-0.23.0 pybtex-docutils-0.2.2 pyyaml-5.3.1 sphinx-3.4.1 sphinx-mdolab-theme-0.2.0 sphinxcontrib-applehelp-1.0.2 sphinxcontrib-bibtex-2.1.0 sphinxcontrib-devhelp-1.0.2 sphinxcontrib-htmlhelp-1.0.3 sphinxcontrib-jsmath-1.0.1 sphinxcontrib-qthelp-1.0.3 [rtd-command-info] start-time: 2020-12-28T20:21:16.439294Z, end-time: 2020-12-28T20:21:16.512139Z, duration: 0, exit-code: 0 cat conf.py from sphinx_mdolab_theme.config import * # -- Project information ----------------------------------------------------- project = "MACH-Aero Documentation" # -- General configuration ----------------------------------------------------- # Built-in Sphinx extensions are already contained in the imported variable # here we add external extensions, which must also be added to requirements.txt # so that RTD can import and use them extensions.extend(["sphinxcontrib.bibtex"]) # Specify the baseurls for the projects I want to link to intersphinx_mapping = { "pyoptsparse": ("https://mdolab-pyoptsparse.readthedocs-hosted.com/en/latest", None), } ########################################################################### # auto-created readthedocs.org specific configuration # ########################################################################### # # The following code was added during an automated build on readthedocs.org # It is auto created and injected for every build. The result is based on the # conf.py.tmpl file found in the readthedocs.org codebase: # https://github.com/rtfd/readthedocs.org/blob/master/readthedocs/doc_builder/templates/doc_builder/conf.py.tmpl # import importlib import sys import os.path from six import string_types from sphinx import version_info # Get suffix for proper linking to GitHub # This is deprecated in Sphinx 1.3+, # as each page can have its own suffix if globals().get('source_suffix', False): if isinstance(source_suffix, string_types): SUFFIX = source_suffix elif isinstance(source_suffix, (list, tuple)): # Sphinx >= 1.3 supports list/tuple to define multiple suffixes SUFFIX = source_suffix[0] elif isinstance(source_suffix, dict): # Sphinx >= 1.8 supports a mapping dictionary for multiple suffixes SUFFIX = list(source_suffix.keys())[0] # make a ``list()`` for py2/py3 compatibility else: # default to .rst SUFFIX = '.rst' else: SUFFIX = '.rst' # Add RTD Static Path. Add to the end because it overwrites previous files. if not 'html_static_path' in globals(): html_static_path = [] if os.path.exists('_static'): html_static_path.append('_static') # Add RTD Theme only if they aren't overriding it already using_rtd_theme = ( ( 'html_theme' in globals() and html_theme in ['default'] and # Allow people to bail with a hack of having an html_style 'html_style' not in globals() ) or 'html_theme' not in globals() ) if using_rtd_theme: theme = importlib.import_module('sphinx_rtd_theme') html_theme = 'sphinx_rtd_theme' html_style = None html_theme_options = {} if 'html_theme_path' in globals(): html_theme_path.append(theme.get_html_theme_path()) else: html_theme_path = [theme.get_html_theme_path()] if globals().get('websupport2_base_url', False): websupport2_base_url = 'https://readthedocs.com/websupport' websupport2_static_url = 'https://assets.readthedocs.com/' #Add project information to the template context. context = { 'using_theme': using_rtd_theme, 'html_theme': html_theme, 'current_version': "latest", 'version_slug': "latest", 'MEDIA_URL': "https://media.readthedocs.com/media/", 'STATIC_URL': "https://assets.readthedocs.com/", 'PRODUCTION_DOMAIN': "readthedocs.com", 'versions': [ ("latest", "/en/latest/"), ("stable", "/en/stable/"), ], 'downloads': [ ("pdf", "//mdolab-mach-aero.readthedocs-hosted.com/_/downloads/en/latest/pdf/"), ("html", "//mdolab-mach-aero.readthedocs-hosted.com/_/downloads/en/latest/htmlzip/"), ("epub", "//mdolab-mach-aero.readthedocs-hosted.com/_/downloads/en/latest/epub/"), ], 'subprojects': [ ], 'slug': 'mdolab-mach-aero', 'name': u'MACH-Aero', 'rtd_language': u'en', 'programming_language': u'words', 'canonical_url': 'https://mdolab-mach-aero.readthedocs-hosted.com/en/latest/', 'analytics_code': 'None', 'single_version': False, 'conf_py_path': '/', 'api_host': 'https://readthedocs.com', 'github_user': 'mdolab', 'proxied_api_host': '/_', 'github_repo': 'MACH-Aero', 'github_version': 'master', 'display_github': True, 'bitbucket_user': 'None', 'bitbucket_repo': 'None', 'bitbucket_version': 'master', 'display_bitbucket': False, 'gitlab_user': 'None', 'gitlab_repo': 'None', 'gitlab_version': 'master', 'display_gitlab': False, 'READTHEDOCS': True, 'using_theme': (html_theme == "default"), 'new_theme': (html_theme == "sphinx_rtd_theme"), 'source_suffix': SUFFIX, 'ad_free': False, 'docsearch_disabled': False, 'user_analytics_code': '', 'global_analytics_code': 'UA-17997319-2', 'commit': 'f00fc80c', } if 'html_context' in globals(): html_context.update(context) else: html_context = context # Add custom RTD extension if 'extensions' in globals(): # Insert at the beginning because it can interfere # with other extensions. # See https://github.com/rtfd/readthedocs.org/pull/4054 extensions.insert(0, "readthedocs_ext.readthedocs") else: extensions = ["readthedocs_ext.readthedocs"] # Add External version warning banner to the external version documentation if 'branch' == 'external': extensions.insert(1, "readthedocs_ext.external_version_warning") project_language = 'en' # User's Sphinx configurations language_user = globals().get('language', None) latex_engine_user = globals().get('latex_engine', None) latex_elements_user = globals().get('latex_elements', None) # Remove this once xindy gets installed in Docker image and XINDYOPS # env variable is supported # https://github.com/rtfd/readthedocs-docker-images/pull/98 latex_use_xindy = False chinese = any([ language_user in ('zh_CN', 'zh_TW'), project_language in ('zh_CN', 'zh_TW'), ]) japanese = any([ language_user == 'ja', project_language == 'ja', ]) if chinese: latex_engine = latex_engine_user or 'xelatex' latex_elements_rtd = { 'preamble': '\\usepackage[UTF8]{ctex}\n', } latex_elements = latex_elements_user or latex_elements_rtd elif japanese: latex_engine = latex_engine_user or 'platex' # Make sure our build directory is always excluded exclude_patterns = globals().get('exclude_patterns', []) exclude_patterns.extend(['_build']) [rtd-command-info] start-time: 2020-12-28T20:21:16.622062Z, end-time: 2020-12-28T20:21:17.208379Z, duration: 0, exit-code: 2 python sphinx-build -T -E -b readthedocs -d _build/doctrees-readthedocs -D language=en . _build/html Running Sphinx v3.4.1 loading translations [en]... done making output directory... done WARNING: html_static_path entry '_static' does not exist Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinx/cmd/build.py", line 279, in build_main args.tags, args.verbosity, args.jobs, args.keep_going) File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinx/application.py", line 276, in __init__ self._init_env(freshenv) File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinx/application.py", line 312, in _init_env self.env.setup(self) File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinx/environment/__init__.py", line 216, in setup for domain in app.registry.create_domains(self): File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinx/registry.py", line 166, in create_domains domain = DomainClass(env) File "/home/docs/checkouts/readthedocs.org/user_builds/mdolab-mach-aero/envs/latest/lib/python3.7/site-packages/sphinxcontrib/bibtex/domain.py", line 266, in __init__ "You must configure the bibtex_bibfiles setting") sphinx.errors.ExtensionError: You must configure the bibtex_bibfiles setting Extension error: You must configure the bibtex_bibfiles setting