Command /home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/bin/python -m sphinx -T -E -b html -d _build/doctrees -D language=en . _build/html failed: Running Sphinx v4.4.0 /home/docs/checkouts/readthedocs.org/user_builds/clickpoints/checkouts/v1.9.11/docs loading translations [en]... done making output directory... done Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/cmd/build.py", line 283, in build_main args.tags, args.verbosity, args.jobs, args.keep_going) File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/application.py", line 261, in __init__ self._init_env(freshenv) File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/application.py", line 297, in _init_env self.env = BuildEnvironment(self) File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/environment/__init__.py", line 188, in __init__ self.setup(app) File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/environment/__init__.py", line 221, in setup for domain in app.registry.create_domains(self): File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinx/registry.py", line 176, in create_domains domain = DomainClass(env) File "/home/docs/checkouts/readthedocs.org/user_builds/clickpoints/envs/v1.9.11/lib/python3.7/site-packages/sphinxcontrib/bibtex/domain.py", line 343, 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