Error
{#
I'd like to use ``build.error|urlize`` here, so we can have nice links.
However, this is not possible because we are using `data-bind="text: error"`
which means that Knockout.js will use the `.error` attribute to fill
the content of this tag dynamically.
#}
Problem parsing YAML configuration. Invalid "requirements_file": path docs/docs_requirements.txt does not exist
