gusbrs

\documentclass{article}

\begin{document}

Hello World!!

Resulting in error:
\begin{verbatim}
! I can't find file `T'.
<to be read again> 

gusbrs

\documentclass{article}

\usepackage{biblatex}

\addbibresource{biblatex-examples.bib}

\begin{document}

\nocite{*}

gusbrs

(defun my/er/mark-org-sentence ()
  "Marks one sentence."
  (interactive)
  (let* ((el (org-element-context))
         (type (org-element-type el))
         (par-el (org-element-property :parent el)))
    ;; FIXME: Consider if we should simply disable sentence marking in
    ;; certain element types, e.g. src-blocks.
    (save-restriction
      ;; Do not mark sentences beyond the limits of paragraphs.