Running Sphinx v1.8.1 loading intersphinx inventory from https://docs.python.org/3/objects.inv... loading intersphinx inventory from https://docs.scipy.org/doc/numpy/objects.inv... loading intersphinx inventory from https://docs.scipy.org/doc/scipy/reference/objects.inv... loading intersphinx inventory from https://matplotlib.org/objects.inv... loading intersphinx inventory from http://scikit-learn.org/stable/objects.inv... loading intersphinx inventory from http://pandas.pydata.org/pandas-docs/stable/objects.inv... [autosummary] generating autosummary for: index.rst, lsst.shapelet/index.rst, py-api/lsst.shapelet.BasisEvaluator.rst, py-api/lsst.shapelet.BasisTypeEnum.rst, py-api/lsst.shapelet.GaussHermiteConvolution.rst, py-api/lsst.shapelet.GaussHermiteProjection.rst, py-api/lsst.shapelet.HermiteIndexGenerator.rst, py-api/lsst.shapelet.HermiteTransformMatrix.rst, py-api/lsst.shapelet.IndexGenerator.rst, py-api/lsst.shapelet.LaguerreIndexGenerator.rst, ..., py-api/lsst.shapelet.RadialProfile.rst, py-api/lsst.shapelet.ShapeletFunction.rst, py-api/lsst.shapelet.ShapeletFunctionEvaluator.rst, py-api/lsst.shapelet.ShapeletFunctionKey.rst, py-api/lsst.shapelet.computeOffset.rst, py-api/lsst.shapelet.computeOrder.rst, py-api/lsst.shapelet.computeSize.rst, py-api/lsst.shapelet.intSqrt.rst, py-api/lsst.shapelet.rationalSqrt.rst, shapelet/index.rst [automodsumm] lsst.shapelet/index.rst: found 28 automodsumm entries to generate building [mo]: targets for 0 po files that are out of date building [html]: targets for 31 source files that are out of date updating environment: 31 added, 0 changed, 0 removed reading sources... [ 3%] index reading sources... [ 6%] lsst.shapelet/index reading sources... [ 9%] py-api/lsst.shapelet.BasisEvaluator reading sources... [ 12%] py-api/lsst.shapelet.BasisTypeEnum reading sources... [ 16%] py-api/lsst.shapelet.GaussHermiteConvolution reading sources... [ 19%] py-api/lsst.shapelet.GaussHermiteProjection reading sources... [ 22%] py-api/lsst.shapelet.HermiteIndexGenerator reading sources... [ 25%] py-api/lsst.shapelet.HermiteTransformMatrix reading sources... [ 29%] py-api/lsst.shapelet.IndexGenerator reading sources... [ 32%] py-api/lsst.shapelet.LaguerreIndexGenerator reading sources... [ 35%] py-api/lsst.shapelet.MatrixBuilderD reading sources... [ 38%] py-api/lsst.shapelet.MatrixBuilderF reading sources... [ 41%] py-api/lsst.shapelet.MatrixBuilderFactoryD reading sources... [ 45%] py-api/lsst.shapelet.MatrixBuilderFactoryF reading sources... [ 48%] py-api/lsst.shapelet.MatrixBuilderWorkspaceD reading sources... [ 51%] py-api/lsst.shapelet.MatrixBuilderWorkspaceF reading sources... [ 54%] py-api/lsst.shapelet.MultiShapeletBasis reading sources... [ 58%] py-api/lsst.shapelet.MultiShapeletBasisComponent reading sources... [ 61%] py-api/lsst.shapelet.MultiShapeletFunction reading sources... [ 64%] py-api/lsst.shapelet.MultiShapeletFunctionEvaluator reading sources... [ 67%] py-api/lsst.shapelet.MultiShapeletFunctionKey reading sources... [ 70%] py-api/lsst.shapelet.RadialProfile reading sources... [ 74%] py-api/lsst.shapelet.ShapeletFunction reading sources... [ 77%] py-api/lsst.shapelet.ShapeletFunctionEvaluator reading sources... [ 80%] py-api/lsst.shapelet.ShapeletFunctionKey reading sources... [ 83%] py-api/lsst.shapelet.computeOffset reading sources... [ 87%] py-api/lsst.shapelet.computeOrder reading sources... [ 90%] py-api/lsst.shapelet.computeSize reading sources... [ 93%] py-api/lsst.shapelet.intSqrt reading sources... [ 96%] py-api/lsst.shapelet.rationalSqrt reading sources... [100%] shapelet/index /Users/gkovacs/devel/pyvenv/lib/python3.6/site-packages/sphinx/application.py:402: RemovedInSphinx20Warning: app.info() is now deprecated. Use sphinx.util.logging instead. RemovedInSphinx20Warning) /Users/gkovacs/devel/shapelet/doc/lsst.shapelet/index.rst:52: WARNING: toctree references unknown document 'py-api/lsst.shapelet.EllipseCore' /Users/gkovacs/devel/shapelet/doc/lsst.shapelet/index.rst:52: WARNING: toctree references unknown document 'py-api/lsst.shapelet.object' /Users/gkovacs/devel/shapelet/doc/lsst.shapelet/index.rst:52: WARNING: toctree references unknown document 'py-api/lsst.shapelet.range' looking for now-outdated files... Exception occurred: File "/Users/gkovacs/devel/pyvenv/lib/python3.6/site-packages/sphinx/environment/__init__.py", line 611, in get_doctree with open(doctree_filename, 'rb') as f: FileNotFoundError: [Errno 2] No such file or directory: '/Users/gkovacs/devel/shapelet/doc/_build/html/.doctrees/py-api/lsst.shapelet.EllipseCore.doctree' The full traceback has been saved in /var/folders/8j/6h02nvpn3zv0369t4kgzjqlm0000gn/T/sphinx-err-19lkwlsz.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 . Thanks!